diff --git a/docs/GLOSSARY.html b/docs/GLOSSARY.html
index f53aa7a0f4..35b9776726 100644
--- a/docs/GLOSSARY.html
+++ b/docs/GLOSSARY.html
@@ -402,7 +402,7 @@
     <script>
         var gitbook = gitbook || [];
         gitbook.push(function() {
-            gitbook.page.hasChanged({"page":{"dir":"ltr"},"config":{"plugins":["include-codeblock"],"root":"docs","styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"include-codeblock":{"check":false,"edit":false,"lang":"","fixlang":false,"template":"default","theme":"chrome","unindent":false},"highlight":{},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"Polkadot API Book","gitbook":">=2.4.0"},"file":{"path":"GLOSSARY.md","mtime":"2018-10-01T14:34:04.190Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2018-10-01T14:37:04.110Z"},"basePath":".","book":{"language":""}});
+            gitbook.page.hasChanged({"page":{"dir":"ltr"},"config":{"plugins":["include-codeblock"],"root":"docs","styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"include-codeblock":{"check":false,"edit":false,"lang":"","fixlang":false,"template":"default","theme":"chrome","unindent":false},"highlight":{},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"Polkadot API Book","gitbook":">=2.4.0"},"file":{"path":"GLOSSARY.md","mtime":"2018-10-02T09:11:18.875Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2018-10-02T09:13:59.444Z"},"basePath":".","book":{"language":""}});
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     </script>
 </div>
diff --git a/docs/api-observable/classes/_base_.apibase.md b/docs/api-observable/classes/_base_.apibase.md
index 5119f9ffff..9c41bf6864 100644
--- a/docs/api-observable/classes/_base_.apibase.md
+++ b/docs/api-observable/classes/_base_.apibase.md
@@ -14,7 +14,7 @@
 
 ⊕ **new ApiBase**(api: *`RxApiInterface`*): [ApiBase](_base_.apibase.md)
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 **Parameters:**
 
@@ -34,7 +34,7 @@ ___
 
 **● api**: *`RxApiInterface`*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 ___
 
@@ -46,7 +46,7 @@ ___
 
 ▸ **combine**<`T`,`R`>(observables: *`Array`<`Observable`<`any`>>*, mapfn?: *`MapFn`<`R`, `T`>*): `Observable`<`T`>
 
-*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L28)*
+*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L28)*
 
 **Type parameters:**
 
@@ -68,7 +68,7 @@ ___
 
 ▸ **isConnected**(): `Observable`<`boolean`>
 
-*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L36)*
+*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L36)*
 
 **Returns:** `Observable`<`boolean`>
 
@@ -79,7 +79,7 @@ ___
 
 ▸ **rawCall**<`T`>(__namedParameters: *`object`*, ...params: *`Array`<`any`>*): `Observable`<`T`>
 
-*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L40)*
+*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L40)*
 
 **Type parameters:**
 
@@ -100,7 +100,7 @@ ___
 
 ▸ **rawStorage**<`T`>(key: *`StorageFunction`*, ...params: *`Array`<`any`>*): `Observable`<`T`>
 
-*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L52)*
+*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L52)*
 
 **Type parameters:**
 
@@ -121,7 +121,7 @@ ___
 
 ▸ **rawStorageMulti**<`T`>(...keys: *`Array`< [`StorageFunction`] &#124; [`StorageFunction`, `any`]>*): `Observable`<`T`>
 
-*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L63)*
+*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L63)*
 
 **Type parameters:**
 
diff --git a/docs/api-observable/classes/_calls_.apicalls.md b/docs/api-observable/classes/_calls_.apicalls.md
index 6d3ea342fb..bec4b45078 100644
--- a/docs/api-observable/classes/_calls_.apicalls.md
+++ b/docs/api-observable/classes/_calls_.apicalls.md
@@ -18,7 +18,7 @@
 
 *Inherited from [ApiBase](_base_.apibase.md).[constructor](_base_.apibase.md#constructor)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 **Parameters:**
 
@@ -40,7 +40,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[api](_base_.apibase.md#api)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 ___
 
@@ -52,7 +52,7 @@ ___
 
 ▸ **bestNumber**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Calls.ts:13](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L13)*
+*Defined in [Calls.ts:13](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L13)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -63,7 +63,7 @@ ___
 
 ▸ **chainGetBlock**(hash: *`Uint8Array`*): `Observable`< `SignedBlock` &#124; `undefined`>
 
-*Defined in [Calls.ts:25](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L25)*
+*Defined in [Calls.ts:25](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L25)*
 
 **Parameters:**
 
@@ -80,7 +80,7 @@ ___
 
 ▸ **chainNewHead**(): `Observable`< `Header` &#124; `undefined`>
 
-*Defined in [Calls.ts:29](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L29)*
+*Defined in [Calls.ts:29](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L29)*
 
 **Returns:** `Observable`< `Header` &#124; `undefined`>
 
@@ -93,7 +93,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[combine](_base_.apibase.md#combine)*
 
-*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L28)*
+*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L28)*
 
 **Type parameters:**
 
@@ -117,7 +117,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democacyVoteOf](_queries_.apiqueries.md#democacyvoteof)*
 
-*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L76)*
+*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L76)*
 
 **Parameters:**
 
@@ -137,7 +137,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democacyVotersFor](_queries_.apiqueries.md#democacyvotersfor)*
 
-*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L80)*
+*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L80)*
 
 **Parameters:**
 
@@ -156,7 +156,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyLaunchPeriod](_queries_.apiqueries.md#democracylaunchperiod)*
 
-*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L19)*
+*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L19)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -169,7 +169,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyNextTally](_queries_.apiqueries.md#democracynexttally)*
 
-*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L23)*
+*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L23)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -182,7 +182,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyProposalDeposits](_queries_.apiqueries.md#democracyproposaldeposits)*
 
-*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L27)*
+*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L27)*
 
 **Parameters:**
 
@@ -201,7 +201,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyPublicProposals](_queries_.apiqueries.md#democracypublicproposals)*
 
-*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L40)*
+*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L40)*
 
 **Returns:** `Observable`<`Array`<[RxProposal](_classes_.rxproposal.md)>>
 
@@ -214,7 +214,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyReferendumCount](_queries_.apiqueries.md#democracyreferendumcount)*
 
-*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L59)*
+*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L59)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -227,7 +227,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyReferendumInfoOf](_queries_.apiqueries.md#democracyreferenduminfoof)*
 
-*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L63)*
+*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L63)*
 
 **Parameters:**
 
@@ -246,7 +246,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyVotingPeriod](_queries_.apiqueries.md#democracyvotingperiod)*
 
-*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L91)*
+*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L91)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -259,7 +259,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[eraLastLengthChange](_queries_.apiqueries.md#eralastlengthchange)*
 
-*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L116)*
+*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L116)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -272,7 +272,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[fees](_queries_.apiqueries.md#fees)*
 
-*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L95)*
+*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L95)*
 
 **Returns:** `Observable`<[RxFees](../modules/_types_d_.md#rxfees)>
 
@@ -285,7 +285,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[isConnected](_base_.apibase.md#isconnected)*
 
-*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L36)*
+*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L36)*
 
 **Returns:** `Observable`<`boolean`>
 
@@ -298,7 +298,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawCall](_base_.apibase.md#rawcall)*
 
-*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L40)*
+*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L40)*
 
 **Type parameters:**
 
@@ -321,7 +321,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorage](_base_.apibase.md#rawstorage)*
 
-*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L52)*
+*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L52)*
 
 **Type parameters:**
 
@@ -344,7 +344,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorageMulti](_base_.apibase.md#rawstoragemulti)*
 
-*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L63)*
+*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L63)*
 
 **Type parameters:**
 
@@ -366,7 +366,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionCurrentIndex](_queries_.apiqueries.md#sessioncurrentindex)*
 
-*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L128)*
+*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L128)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -379,7 +379,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionCurrentStart](_queries_.apiqueries.md#sessioncurrentstart)*
 
-*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L132)*
+*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L132)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -392,7 +392,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionLastLengthChange](_queries_.apiqueries.md#sessionlastlengthchange)*
 
-*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L136)*
+*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L136)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -405,7 +405,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionLength](_queries_.apiqueries.md#sessionlength)*
 
-*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L140)*
+*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L140)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -418,7 +418,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionReward](_queries_.apiqueries.md#sessionreward)*
 
-*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L120)*
+*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L120)*
 
 **Returns:** `Observable`< `Perbill` &#124; `undefined`>
 
@@ -431,7 +431,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionRewardCurrent](_queries_.apiqueries.md#sessionrewardcurrent)*
 
-*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L124)*
+*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L124)*
 
 **Returns:** `Observable`< `Balance` &#124; `undefined`>
 
@@ -444,7 +444,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionValidators](_queries_.apiqueries.md#sessionvalidators)*
 
-*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L148)*
+*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L148)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -457,7 +457,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionsPerEra](_queries_.apiqueries.md#sessionsperera)*
 
-*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L144)*
+*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L144)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -470,7 +470,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingFreeBalanceOf](_queries_.apiqueries.md#stakingfreebalanceof)*
 
-*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L171)*
+*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L171)*
 
 **Parameters:**
 
@@ -489,7 +489,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingIntentions](_queries_.apiqueries.md#stakingintentions)*
 
-*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L159)*
+*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L159)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -502,7 +502,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingNominating](_queries_.apiqueries.md#stakingnominating)*
 
-*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L186)*
+*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L186)*
 
 **Parameters:**
 
@@ -521,7 +521,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingNominatorsFor](_queries_.apiqueries.md#stakingnominatorsfor)*
 
-*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L175)*
+*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L175)*
 
 **Parameters:**
 
@@ -540,7 +540,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingReservedBalanceOf](_queries_.apiqueries.md#stakingreservedbalanceof)*
 
-*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L191)*
+*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L191)*
 
 **Parameters:**
 
@@ -559,7 +559,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[systemAccountIndexOf](_queries_.apiqueries.md#systemaccountindexof)*
 
-*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L203)*
+*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L203)*
 
 **Parameters:**
 
@@ -578,7 +578,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[timestampBlockPeriod](_queries_.apiqueries.md#timestampblockperiod)*
 
-*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L195)*
+*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L195)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -591,7 +591,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[timestampNow](_queries_.apiqueries.md#timestampnow)*
 
-*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L199)*
+*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L199)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -604,7 +604,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[validatorCount](_queries_.apiqueries.md#validatorcount)*
 
-*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L207)*
+*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L207)*
 
 **Returns:** `Observable`<`u32`>
 
diff --git a/docs/api-observable/classes/_classes_.rxproposal.md b/docs/api-observable/classes/_classes_.rxproposal.md
index b6649f86a6..93f1f754c0 100644
--- a/docs/api-observable/classes/_classes_.rxproposal.md
+++ b/docs/api-observable/classes/_classes_.rxproposal.md
@@ -21,7 +21,7 @@
 
 *Overrides Struct.__constructor*
 
-*Defined in [classes.ts:9](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L9)*
+*Defined in [classes.ts:9](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L9)*
 
 **Parameters:**
 
@@ -43,7 +43,7 @@ ___
 
 *Inherited from Struct._Types*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L27)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L27)*
 
 ___
 <a id="_jsonmap"></a>
@@ -54,7 +54,7 @@ ___
 
 *Inherited from Struct._jsonMap*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:26](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L26)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:26](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L26)*
 
 ___
 <a id="raw"></a>
@@ -65,7 +65,7 @@ ___
 
 *Inherited from Base.raw*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Base.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Base.ts#L19)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Base.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Base.ts#L19)*
 
 ___
 
@@ -79,7 +79,7 @@ getType(): `E`
 
 *Inherited from Struct.Type*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L76)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L76)*
 
 **Returns:** `E`
 
@@ -90,7 +90,7 @@ ___
 
 getaddress(): `AccountId`
 
-*Defined in [classes.ts:18](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L18)*
+*Defined in [classes.ts:18](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L18)*
 
 **Returns:** `AccountId`
 
@@ -101,7 +101,7 @@ ___
 
 getid(): `PropIndex`
 
-*Defined in [classes.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L22)*
+*Defined in [classes.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L22)*
 
 **Returns:** `PropIndex`
 
@@ -112,7 +112,7 @@ ___
 
 getproposal(): `Proposal`
 
-*Defined in [classes.ts:26](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L26)*
+*Defined in [classes.ts:26](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L26)*
 
 **Returns:** `Proposal`
 
@@ -130,7 +130,7 @@ ___
 
 *Overrides Base.byteLength*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L80)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L80)*
 
 **Returns:** `number`
 
@@ -145,7 +145,7 @@ ___
 
 *Overrides Base.fromJSON*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:86](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L86)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:86](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L86)*
 
 **Parameters:**
 
@@ -166,7 +166,7 @@ ___
 
 *Overrides Base.fromU8a*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:101](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L101)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:101](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L101)*
 
 **Parameters:**
 
@@ -185,7 +185,7 @@ ___
 
 *Inherited from Struct.get*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:111](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L111)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:111](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L111)*
 
 **Parameters:**
 
@@ -204,7 +204,7 @@ ___
 
 *Inherited from Struct.keys*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:126](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L126)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:126](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L126)*
 
 **Returns:** `Array`<`string`>
 
@@ -219,7 +219,7 @@ ___
 
 *Overrides Base.toJSON*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:115](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L115)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:115](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L115)*
 
 **Returns:** `any`
 
@@ -234,7 +234,7 @@ ___
 
 *Overrides Base.toString*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:138](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L138)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:138](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L138)*
 
 **Returns:** `string`
 
@@ -249,7 +249,7 @@ ___
 
 *Overrides Base.toU8a*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:130](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L130)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:130](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L130)*
 
 **Parameters:**
 
@@ -268,7 +268,7 @@ ___
 
 *Inherited from Struct.values*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:147](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L147)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:147](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L147)*
 
 **Returns:** `Array`<`Base`>
 
@@ -281,7 +281,7 @@ ___
 
 *Inherited from Struct.decode*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:45](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L45)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:45](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L45)*
 
 **Type parameters:**
 
@@ -307,7 +307,7 @@ ___
 
 *Inherited from Struct.with*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:66](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L66)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:66](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L66)*
 
 **Type parameters:**
 
diff --git a/docs/api-observable/classes/_classes_.rxproposaldeposits.md b/docs/api-observable/classes/_classes_.rxproposaldeposits.md
index 377779b668..b7298d19fd 100644
--- a/docs/api-observable/classes/_classes_.rxproposaldeposits.md
+++ b/docs/api-observable/classes/_classes_.rxproposaldeposits.md
@@ -21,7 +21,7 @@
 
 *Overrides Struct.__constructor*
 
-*Defined in [classes.ts:31](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L31)*
+*Defined in [classes.ts:31](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L31)*
 
 **Parameters:**
 
@@ -43,7 +43,7 @@ ___
 
 *Inherited from Struct._Types*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L27)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L27)*
 
 ___
 <a id="_jsonmap"></a>
@@ -54,7 +54,7 @@ ___
 
 *Inherited from Struct._jsonMap*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:26](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L26)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:26](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L26)*
 
 ___
 <a id="raw"></a>
@@ -65,7 +65,7 @@ ___
 
 *Inherited from Base.raw*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Base.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Base.ts#L19)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Base.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Base.ts#L19)*
 
 ___
 
@@ -79,7 +79,7 @@ getType(): `E`
 
 *Inherited from Struct.Type*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L76)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L76)*
 
 **Returns:** `E`
 
@@ -90,7 +90,7 @@ ___
 
 getaddresses(): `Vector`<`AccountId`>
 
-*Defined in [classes.ts:39](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L39)*
+*Defined in [classes.ts:39](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L39)*
 
 **Returns:** `Vector`<`AccountId`>
 
@@ -101,7 +101,7 @@ ___
 
 getbalance(): `Balance`
 
-*Defined in [classes.ts:43](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L43)*
+*Defined in [classes.ts:43](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L43)*
 
 **Returns:** `Balance`
 
@@ -119,7 +119,7 @@ ___
 
 *Overrides Base.byteLength*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L80)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L80)*
 
 **Returns:** `number`
 
@@ -134,7 +134,7 @@ ___
 
 *Overrides Base.fromJSON*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:86](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L86)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:86](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L86)*
 
 **Parameters:**
 
@@ -155,7 +155,7 @@ ___
 
 *Overrides Base.fromU8a*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:101](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L101)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:101](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L101)*
 
 **Parameters:**
 
@@ -174,7 +174,7 @@ ___
 
 *Inherited from Struct.get*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:111](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L111)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:111](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L111)*
 
 **Parameters:**
 
@@ -193,7 +193,7 @@ ___
 
 *Inherited from Struct.keys*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:126](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L126)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:126](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L126)*
 
 **Returns:** `Array`<`string`>
 
@@ -208,7 +208,7 @@ ___
 
 *Overrides Base.toJSON*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:115](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L115)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:115](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L115)*
 
 **Returns:** `any`
 
@@ -223,7 +223,7 @@ ___
 
 *Overrides Base.toString*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:138](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L138)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:138](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L138)*
 
 **Returns:** `string`
 
@@ -238,7 +238,7 @@ ___
 
 *Overrides Base.toU8a*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:130](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L130)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:130](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L130)*
 
 **Parameters:**
 
@@ -257,7 +257,7 @@ ___
 
 *Inherited from Struct.values*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:147](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L147)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:147](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L147)*
 
 **Returns:** `Array`<`Base`>
 
@@ -270,7 +270,7 @@ ___
 
 *Inherited from Struct.decode*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:45](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L45)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:45](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L45)*
 
 **Type parameters:**
 
@@ -296,7 +296,7 @@ ___
 
 *Inherited from Struct.with*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:66](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L66)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:66](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L66)*
 
 **Type parameters:**
 
diff --git a/docs/api-observable/classes/_classes_.rxreferendum.md b/docs/api-observable/classes/_classes_.rxreferendum.md
index 9b6a52c694..e2394a37c6 100644
--- a/docs/api-observable/classes/_classes_.rxreferendum.md
+++ b/docs/api-observable/classes/_classes_.rxreferendum.md
@@ -21,7 +21,7 @@
 
 *Overrides Struct.__constructor*
 
-*Defined in [classes.ts:48](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L48)*
+*Defined in [classes.ts:48](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L48)*
 
 **Parameters:**
 
@@ -44,7 +44,7 @@ ___
 
 *Inherited from Struct._Types*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L27)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L27)*
 
 ___
 <a id="_jsonmap"></a>
@@ -55,7 +55,7 @@ ___
 
 *Inherited from Struct._jsonMap*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:26](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L26)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:26](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L26)*
 
 ___
 <a id="raw"></a>
@@ -66,7 +66,7 @@ ___
 
 *Inherited from Base.raw*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Base.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Base.ts#L19)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Base.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Base.ts#L19)*
 
 ___
 
@@ -80,7 +80,7 @@ getType(): `E`
 
 *Inherited from Struct.Type*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L76)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L76)*
 
 **Returns:** `E`
 
@@ -91,7 +91,7 @@ ___
 
 getblockNumber(): `BlockNumber`
 
-*Defined in [classes.ts:58](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L58)*
+*Defined in [classes.ts:58](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L58)*
 
 **Returns:** `BlockNumber`
 
@@ -102,7 +102,7 @@ ___
 
 getid(): `ReferendumIndex`
 
-*Defined in [classes.ts:62](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L62)*
+*Defined in [classes.ts:62](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L62)*
 
 **Returns:** `ReferendumIndex`
 
@@ -113,7 +113,7 @@ ___
 
 getproposal(): `Proposal`
 
-*Defined in [classes.ts:66](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L66)*
+*Defined in [classes.ts:66](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L66)*
 
 **Returns:** `Proposal`
 
@@ -124,7 +124,7 @@ ___
 
 getvoteThreshold(): `VoteThreshold`
 
-*Defined in [classes.ts:70](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/classes.ts#L70)*
+*Defined in [classes.ts:70](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/classes.ts#L70)*
 
 **Returns:** `VoteThreshold`
 
@@ -142,7 +142,7 @@ ___
 
 *Overrides Base.byteLength*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L80)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L80)*
 
 **Returns:** `number`
 
@@ -157,7 +157,7 @@ ___
 
 *Overrides Base.fromJSON*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:86](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L86)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:86](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L86)*
 
 **Parameters:**
 
@@ -178,7 +178,7 @@ ___
 
 *Overrides Base.fromU8a*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:101](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L101)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:101](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L101)*
 
 **Parameters:**
 
@@ -197,7 +197,7 @@ ___
 
 *Inherited from Struct.get*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:111](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L111)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:111](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L111)*
 
 **Parameters:**
 
@@ -216,7 +216,7 @@ ___
 
 *Inherited from Struct.keys*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:126](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L126)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:126](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L126)*
 
 **Returns:** `Array`<`string`>
 
@@ -231,7 +231,7 @@ ___
 
 *Overrides Base.toJSON*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:115](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L115)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:115](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L115)*
 
 **Returns:** `any`
 
@@ -246,7 +246,7 @@ ___
 
 *Overrides Base.toString*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:138](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L138)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:138](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L138)*
 
 **Returns:** `string`
 
@@ -261,7 +261,7 @@ ___
 
 *Overrides Base.toU8a*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:130](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L130)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:130](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L130)*
 
 **Parameters:**
 
@@ -280,7 +280,7 @@ ___
 
 *Inherited from Struct.values*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:147](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L147)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:147](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L147)*
 
 **Returns:** `Array`<`Base`>
 
@@ -293,7 +293,7 @@ ___
 
 *Inherited from Struct.decode*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:45](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L45)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:45](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L45)*
 
 **Type parameters:**
 
@@ -319,7 +319,7 @@ ___
 
 *Inherited from Struct.with*
 
-*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:66](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-codec/src/codec/Struct.ts#L66)*
+*Defined in [/home/travis/build/polkadot-js/api/packages/api-codec/src/codec/Struct.ts:66](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-codec/src/codec/Struct.ts#L66)*
 
 **Type parameters:**
 
diff --git a/docs/api-observable/classes/_combined_.apicombined.md b/docs/api-observable/classes/_combined_.apicombined.md
index a1e0291fd9..e16c8970e3 100644
--- a/docs/api-observable/classes/_combined_.apicombined.md
+++ b/docs/api-observable/classes/_combined_.apicombined.md
@@ -18,7 +18,7 @@
 
 *Inherited from [ApiBase](_base_.apibase.md).[constructor](_base_.apibase.md#constructor)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 **Parameters:**
 
@@ -40,7 +40,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[api](_base_.apibase.md#api)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 ___
 
@@ -54,7 +54,7 @@ ___
 
 *Inherited from [ApiCalls](_calls_.apicalls.md).[bestNumber](_calls_.apicalls.md#bestnumber)*
 
-*Defined in [Calls.ts:13](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L13)*
+*Defined in [Calls.ts:13](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L13)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -67,7 +67,7 @@ ___
 
 *Inherited from [ApiCalls](_calls_.apicalls.md).[chainGetBlock](_calls_.apicalls.md#chaingetblock)*
 
-*Defined in [Calls.ts:25](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L25)*
+*Defined in [Calls.ts:25](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L25)*
 
 **Parameters:**
 
@@ -86,7 +86,7 @@ ___
 
 *Inherited from [ApiCalls](_calls_.apicalls.md).[chainNewHead](_calls_.apicalls.md#chainnewhead)*
 
-*Defined in [Calls.ts:29](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L29)*
+*Defined in [Calls.ts:29](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L29)*
 
 **Returns:** `Observable`< `Header` &#124; `undefined`>
 
@@ -99,7 +99,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[combine](_base_.apibase.md#combine)*
 
-*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L28)*
+*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L28)*
 
 **Type parameters:**
 
@@ -123,7 +123,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democacyVoteOf](_queries_.apiqueries.md#democacyvoteof)*
 
-*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L76)*
+*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L76)*
 
 **Parameters:**
 
@@ -143,7 +143,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democacyVotersFor](_queries_.apiqueries.md#democacyvotersfor)*
 
-*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L80)*
+*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L80)*
 
 **Parameters:**
 
@@ -162,7 +162,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyLaunchPeriod](_queries_.apiqueries.md#democracylaunchperiod)*
 
-*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L19)*
+*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L19)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -175,7 +175,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyNextTally](_queries_.apiqueries.md#democracynexttally)*
 
-*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L23)*
+*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L23)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -186,7 +186,7 @@ ___
 
 ▸ **democracyProposalCount**(): `Observable`<`number`>
 
-*Defined in [Combined.ts:20](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L20)*
+*Defined in [Combined.ts:20](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L20)*
 
 **Returns:** `Observable`<`number`>
 
@@ -199,7 +199,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyProposalDeposits](_queries_.apiqueries.md#democracyproposaldeposits)*
 
-*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L27)*
+*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L27)*
 
 **Parameters:**
 
@@ -218,7 +218,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyPublicProposals](_queries_.apiqueries.md#democracypublicproposals)*
 
-*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L40)*
+*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L40)*
 
 **Returns:** `Observable`<`Array`<[RxProposal](_classes_.rxproposal.md)>>
 
@@ -231,7 +231,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyReferendumCount](_queries_.apiqueries.md#democracyreferendumcount)*
 
-*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L59)*
+*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L59)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -244,7 +244,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyReferendumInfoOf](_queries_.apiqueries.md#democracyreferenduminfoof)*
 
-*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L63)*
+*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L63)*
 
 **Parameters:**
 
@@ -261,7 +261,7 @@ ___
 
 ▸ **democracyReferendumInfos**(referendumIds: *`Array`< `ReferendumIndex` &#124; `BN` &#124; `number`>*): `Observable`<`Array`<[RxReferendum](_classes_.rxreferendum.md)>>
 
-*Defined in [Combined.ts:30](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L30)*
+*Defined in [Combined.ts:30](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L30)*
 
 **Parameters:**
 
@@ -278,7 +278,7 @@ ___
 
 ▸ **democracyReferendumVoters**(referendumId: * `ReferendumIndex` &#124; `BN` &#124; `number`*): `Observable`<`Array`<[RxReferendumVote](../modules/_types_d_.md#rxreferendumvote)>>
 
-*Defined in [Combined.ts:42](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L42)*
+*Defined in [Combined.ts:42](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L42)*
 
 **Parameters:**
 
@@ -295,7 +295,7 @@ ___
 
 ▸ **democracyReferendums**(): `Observable`<`Array`<[RxReferendum](_classes_.rxreferendum.md)>>
 
-*Defined in [Combined.ts:58](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L58)*
+*Defined in [Combined.ts:58](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L58)*
 
 **Returns:** `Observable`<`Array`<[RxReferendum](_classes_.rxreferendum.md)>>
 
@@ -306,7 +306,7 @@ ___
 
 ▸ **democracyVotersBalancesOf**(referendumId: * `ReferendumIndex` &#124; `BN` &#124; `number`*): `Observable`<`Array`<`Balance`>>
 
-*Defined in [Combined.ts:87](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L87)*
+*Defined in [Combined.ts:87](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L87)*
 
 **Parameters:**
 
@@ -323,7 +323,7 @@ ___
 
 ▸ **democracyVotersVotesOf**(referendumId: * `ReferendumIndex` &#124; `BN` &#124; `number`*): `Observable`<`Array`<`Bool`>>
 
-*Defined in [Combined.ts:103](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L103)*
+*Defined in [Combined.ts:103](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L103)*
 
 **Parameters:**
 
@@ -340,7 +340,7 @@ ___
 
 ▸ **democracyVotesOf**(index: * `ReferendumIndex` &#124; `BN` &#124; `number`*, addresses: *`Array`< `AccountId` &#124; `string`>*): `Observable`<`boolean`>
 
-*Defined in [Combined.ts:79](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L79)*
+*Defined in [Combined.ts:79](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L79)*
 
 **Parameters:**
 
@@ -360,7 +360,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyVotingPeriod](_queries_.apiqueries.md#democracyvotingperiod)*
 
-*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L91)*
+*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L91)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -371,7 +371,7 @@ ___
 
 ▸ **eraBlockLength**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Combined.ts:114](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L114)*
+*Defined in [Combined.ts:114](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L114)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -382,7 +382,7 @@ ___
 
 ▸ **eraBlockProgress**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Combined.ts:129](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L129)*
+*Defined in [Combined.ts:129](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L129)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -393,7 +393,7 @@ ___
 
 ▸ **eraBlockRemaining**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Combined.ts:151](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L151)*
+*Defined in [Combined.ts:151](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L151)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -406,7 +406,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[eraLastLengthChange](_queries_.apiqueries.md#eralastlengthchange)*
 
-*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L116)*
+*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L116)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -419,7 +419,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[fees](_queries_.apiqueries.md#fees)*
 
-*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L95)*
+*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L95)*
 
 **Returns:** `Observable`<[RxFees](../modules/_types_d_.md#rxfees)>
 
@@ -432,7 +432,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[isConnected](_base_.apibase.md#isconnected)*
 
-*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L36)*
+*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L36)*
 
 **Returns:** `Observable`<`boolean`>
 
@@ -445,7 +445,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawCall](_base_.apibase.md#rawcall)*
 
-*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L40)*
+*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L40)*
 
 **Type parameters:**
 
@@ -468,7 +468,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorage](_base_.apibase.md#rawstorage)*
 
-*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L52)*
+*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L52)*
 
 **Type parameters:**
 
@@ -491,7 +491,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorageMulti](_base_.apibase.md#rawstoragemulti)*
 
-*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L63)*
+*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L63)*
 
 **Type parameters:**
 
@@ -511,7 +511,7 @@ ___
 
 ▸ **sessionBlockProgress**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Combined.ts:166](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L166)*
+*Defined in [Combined.ts:166](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L166)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -522,7 +522,7 @@ ___
 
 ▸ **sessionBlockRemaining**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Combined.ts:185](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L185)*
+*Defined in [Combined.ts:185](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L185)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -533,7 +533,7 @@ ___
 
 ▸ **sessionBrokenValue**(): `Observable`< `Moment` &#124; `undefined`>
 
-*Defined in [Combined.ts:200](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L200)*
+*Defined in [Combined.ts:200](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L200)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -546,7 +546,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionCurrentIndex](_queries_.apiqueries.md#sessioncurrentindex)*
 
-*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L128)*
+*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L128)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -559,7 +559,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionCurrentStart](_queries_.apiqueries.md#sessioncurrentstart)*
 
-*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L132)*
+*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L132)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -572,7 +572,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionLastLengthChange](_queries_.apiqueries.md#sessionlastlengthchange)*
 
-*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L136)*
+*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L136)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -585,7 +585,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionLength](_queries_.apiqueries.md#sessionlength)*
 
-*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L140)*
+*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L140)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -598,7 +598,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionReward](_queries_.apiqueries.md#sessionreward)*
 
-*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L120)*
+*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L120)*
 
 **Returns:** `Observable`< `Perbill` &#124; `undefined`>
 
@@ -611,7 +611,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionRewardCurrent](_queries_.apiqueries.md#sessionrewardcurrent)*
 
-*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L124)*
+*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L124)*
 
 **Returns:** `Observable`< `Balance` &#124; `undefined`>
 
@@ -622,7 +622,7 @@ ___
 
 ▸ **sessionTimeExpected**(): `Observable`< `Moment` &#124; `undefined`>
 
-*Defined in [Combined.ts:219](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L219)*
+*Defined in [Combined.ts:219](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L219)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -633,7 +633,7 @@ ___
 
 ▸ **sessionTimeRemaining**(): `Observable`< `Moment` &#124; `undefined`>
 
-*Defined in [Combined.ts:234](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L234)*
+*Defined in [Combined.ts:234](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L234)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -646,7 +646,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionValidators](_queries_.apiqueries.md#sessionvalidators)*
 
-*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L148)*
+*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L148)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -659,7 +659,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionsPerEra](_queries_.apiqueries.md#sessionsperera)*
 
-*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L144)*
+*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L144)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -672,7 +672,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingFreeBalanceOf](_queries_.apiqueries.md#stakingfreebalanceof)*
 
-*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L171)*
+*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L171)*
 
 **Parameters:**
 
@@ -691,7 +691,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingIntentions](_queries_.apiqueries.md#stakingintentions)*
 
-*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L159)*
+*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L159)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -704,7 +704,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingNominating](_queries_.apiqueries.md#stakingnominating)*
 
-*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L186)*
+*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L186)*
 
 **Parameters:**
 
@@ -723,7 +723,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingNominatorsFor](_queries_.apiqueries.md#stakingnominatorsfor)*
 
-*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L175)*
+*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L175)*
 
 **Parameters:**
 
@@ -742,7 +742,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingReservedBalanceOf](_queries_.apiqueries.md#stakingreservedbalanceof)*
 
-*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L191)*
+*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L191)*
 
 **Parameters:**
 
@@ -761,7 +761,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[systemAccountIndexOf](_queries_.apiqueries.md#systemaccountindexof)*
 
-*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L203)*
+*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L203)*
 
 **Parameters:**
 
@@ -780,7 +780,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[timestampBlockPeriod](_queries_.apiqueries.md#timestampblockperiod)*
 
-*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L195)*
+*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L195)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -793,7 +793,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[timestampNow](_queries_.apiqueries.md#timestampnow)*
 
-*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L199)*
+*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L199)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -804,7 +804,7 @@ ___
 
 ▸ **validatingBalance**(address: * `AccountId` &#124; `string`*): `Observable`<[RxBalance](../modules/_types_d_.md#rxbalance)>
 
-*Defined in [Combined.ts:249](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L249)*
+*Defined in [Combined.ts:249](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L249)*
 
 **Parameters:**
 
@@ -821,7 +821,7 @@ ___
 
 ▸ **validatingBalances**(...addresses: *`Array`< `AccountId` &#124; `string`>*): `Observable`<[RxBalanceMap](../modules/_types_d_.md#rxbalancemap)>
 
-*Defined in [Combined.ts:274](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L274)*
+*Defined in [Combined.ts:274](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L274)*
 
 **Parameters:**
 
@@ -840,7 +840,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[validatorCount](_queries_.apiqueries.md#validatorcount)*
 
-*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L207)*
+*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L207)*
 
 **Returns:** `Observable`<`u32`>
 
@@ -851,7 +851,7 @@ ___
 
 ▸ **votingBalance**(_address: * `AccountId` &#124; `string`*): `Observable`<[RxBalance](../modules/_types_d_.md#rxbalance)>
 
-*Defined in [Combined.ts:288](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L288)*
+*Defined in [Combined.ts:288](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L288)*
 
 **Parameters:**
 
@@ -868,7 +868,7 @@ ___
 
 ▸ **votingBalances**(...addresses: *`Array`< `AccountId` &#124; `string`>*): `Observable`<[RxBalance](../modules/_types_d_.md#rxbalance)[]>
 
-*Defined in [Combined.ts:322](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L322)*
+*Defined in [Combined.ts:322](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L322)*
 
 **Parameters:**
 
@@ -885,7 +885,7 @@ ___
 
 ▸ **votingBalancesNominatorsFor**(address: * `AccountId` &#124; `string`*): `Observable`<`any`>
 
-*Defined in [Combined.ts:311](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L311)*
+*Defined in [Combined.ts:311](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L311)*
 
 **Parameters:**
 
diff --git a/docs/api-observable/classes/_index_.api.md b/docs/api-observable/classes/_index_.api.md
index eb71608c35..544d4c7cc0 100644
--- a/docs/api-observable/classes/_index_.api.md
+++ b/docs/api-observable/classes/_index_.api.md
@@ -16,7 +16,7 @@
 
 *Inherited from [ApiBase](_base_.apibase.md).[constructor](_base_.apibase.md#constructor)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 **Parameters:**
 
@@ -38,7 +38,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[api](_base_.apibase.md#api)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 ___
 
@@ -52,7 +52,7 @@ ___
 
 *Inherited from [ApiCalls](_calls_.apicalls.md).[bestNumber](_calls_.apicalls.md#bestnumber)*
 
-*Defined in [Calls.ts:13](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L13)*
+*Defined in [Calls.ts:13](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L13)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -65,7 +65,7 @@ ___
 
 *Inherited from [ApiCalls](_calls_.apicalls.md).[chainGetBlock](_calls_.apicalls.md#chaingetblock)*
 
-*Defined in [Calls.ts:25](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L25)*
+*Defined in [Calls.ts:25](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L25)*
 
 **Parameters:**
 
@@ -84,7 +84,7 @@ ___
 
 *Inherited from [ApiCalls](_calls_.apicalls.md).[chainNewHead](_calls_.apicalls.md#chainnewhead)*
 
-*Defined in [Calls.ts:29](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Calls.ts#L29)*
+*Defined in [Calls.ts:29](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Calls.ts#L29)*
 
 **Returns:** `Observable`< `Header` &#124; `undefined`>
 
@@ -97,7 +97,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[combine](_base_.apibase.md#combine)*
 
-*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L28)*
+*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L28)*
 
 **Type parameters:**
 
@@ -121,7 +121,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democacyVoteOf](_queries_.apiqueries.md#democacyvoteof)*
 
-*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L76)*
+*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L76)*
 
 **Parameters:**
 
@@ -141,7 +141,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democacyVotersFor](_queries_.apiqueries.md#democacyvotersfor)*
 
-*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L80)*
+*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L80)*
 
 **Parameters:**
 
@@ -160,7 +160,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyLaunchPeriod](_queries_.apiqueries.md#democracylaunchperiod)*
 
-*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L19)*
+*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L19)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -173,7 +173,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyNextTally](_queries_.apiqueries.md#democracynexttally)*
 
-*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L23)*
+*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L23)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -186,7 +186,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyProposalCount](_combined_.apicombined.md#democracyproposalcount)*
 
-*Defined in [Combined.ts:20](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L20)*
+*Defined in [Combined.ts:20](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L20)*
 
 **Returns:** `Observable`<`number`>
 
@@ -199,7 +199,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyProposalDeposits](_queries_.apiqueries.md#democracyproposaldeposits)*
 
-*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L27)*
+*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L27)*
 
 **Parameters:**
 
@@ -218,7 +218,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyPublicProposals](_queries_.apiqueries.md#democracypublicproposals)*
 
-*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L40)*
+*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L40)*
 
 **Returns:** `Observable`<`Array`<[RxProposal](_classes_.rxproposal.md)>>
 
@@ -231,7 +231,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyReferendumCount](_queries_.apiqueries.md#democracyreferendumcount)*
 
-*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L59)*
+*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L59)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -244,7 +244,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyReferendumInfoOf](_queries_.apiqueries.md#democracyreferenduminfoof)*
 
-*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L63)*
+*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L63)*
 
 **Parameters:**
 
@@ -263,7 +263,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyReferendumInfos](_combined_.apicombined.md#democracyreferenduminfos)*
 
-*Defined in [Combined.ts:30](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L30)*
+*Defined in [Combined.ts:30](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L30)*
 
 **Parameters:**
 
@@ -282,7 +282,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyReferendumVoters](_combined_.apicombined.md#democracyreferendumvoters)*
 
-*Defined in [Combined.ts:42](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L42)*
+*Defined in [Combined.ts:42](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L42)*
 
 **Parameters:**
 
@@ -301,7 +301,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyReferendums](_combined_.apicombined.md#democracyreferendums)*
 
-*Defined in [Combined.ts:58](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L58)*
+*Defined in [Combined.ts:58](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L58)*
 
 **Returns:** `Observable`<`Array`<[RxReferendum](_classes_.rxreferendum.md)>>
 
@@ -314,7 +314,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyVotersBalancesOf](_combined_.apicombined.md#democracyvotersbalancesof)*
 
-*Defined in [Combined.ts:87](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L87)*
+*Defined in [Combined.ts:87](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L87)*
 
 **Parameters:**
 
@@ -333,7 +333,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyVotersVotesOf](_combined_.apicombined.md#democracyvotersvotesof)*
 
-*Defined in [Combined.ts:103](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L103)*
+*Defined in [Combined.ts:103](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L103)*
 
 **Parameters:**
 
@@ -352,7 +352,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[democracyVotesOf](_combined_.apicombined.md#democracyvotesof)*
 
-*Defined in [Combined.ts:79](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L79)*
+*Defined in [Combined.ts:79](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L79)*
 
 **Parameters:**
 
@@ -372,7 +372,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[democracyVotingPeriod](_queries_.apiqueries.md#democracyvotingperiod)*
 
-*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L91)*
+*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L91)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -385,7 +385,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[eraBlockLength](_combined_.apicombined.md#erablocklength)*
 
-*Defined in [Combined.ts:114](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L114)*
+*Defined in [Combined.ts:114](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L114)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -398,7 +398,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[eraBlockProgress](_combined_.apicombined.md#erablockprogress)*
 
-*Defined in [Combined.ts:129](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L129)*
+*Defined in [Combined.ts:129](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L129)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -411,7 +411,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[eraBlockRemaining](_combined_.apicombined.md#erablockremaining)*
 
-*Defined in [Combined.ts:151](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L151)*
+*Defined in [Combined.ts:151](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L151)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -424,7 +424,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[eraLastLengthChange](_queries_.apiqueries.md#eralastlengthchange)*
 
-*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L116)*
+*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L116)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -437,7 +437,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[fees](_queries_.apiqueries.md#fees)*
 
-*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L95)*
+*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L95)*
 
 **Returns:** `Observable`<[RxFees](../modules/_types_d_.md#rxfees)>
 
@@ -450,7 +450,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[isConnected](_base_.apibase.md#isconnected)*
 
-*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L36)*
+*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L36)*
 
 **Returns:** `Observable`<`boolean`>
 
@@ -463,7 +463,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawCall](_base_.apibase.md#rawcall)*
 
-*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L40)*
+*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L40)*
 
 **Type parameters:**
 
@@ -486,7 +486,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorage](_base_.apibase.md#rawstorage)*
 
-*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L52)*
+*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L52)*
 
 **Type parameters:**
 
@@ -509,7 +509,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorageMulti](_base_.apibase.md#rawstoragemulti)*
 
-*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L63)*
+*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L63)*
 
 **Type parameters:**
 
@@ -531,7 +531,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[sessionBlockProgress](_combined_.apicombined.md#sessionblockprogress)*
 
-*Defined in [Combined.ts:166](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L166)*
+*Defined in [Combined.ts:166](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L166)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -544,7 +544,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[sessionBlockRemaining](_combined_.apicombined.md#sessionblockremaining)*
 
-*Defined in [Combined.ts:185](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L185)*
+*Defined in [Combined.ts:185](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L185)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -557,7 +557,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[sessionBrokenValue](_combined_.apicombined.md#sessionbrokenvalue)*
 
-*Defined in [Combined.ts:200](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L200)*
+*Defined in [Combined.ts:200](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L200)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -570,7 +570,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionCurrentIndex](_queries_.apiqueries.md#sessioncurrentindex)*
 
-*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L128)*
+*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L128)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -583,7 +583,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionCurrentStart](_queries_.apiqueries.md#sessioncurrentstart)*
 
-*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L132)*
+*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L132)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -596,7 +596,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionLastLengthChange](_queries_.apiqueries.md#sessionlastlengthchange)*
 
-*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L136)*
+*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L136)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -609,7 +609,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionLength](_queries_.apiqueries.md#sessionlength)*
 
-*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L140)*
+*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L140)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -622,7 +622,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionReward](_queries_.apiqueries.md#sessionreward)*
 
-*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L120)*
+*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L120)*
 
 **Returns:** `Observable`< `Perbill` &#124; `undefined`>
 
@@ -635,7 +635,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionRewardCurrent](_queries_.apiqueries.md#sessionrewardcurrent)*
 
-*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L124)*
+*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L124)*
 
 **Returns:** `Observable`< `Balance` &#124; `undefined`>
 
@@ -648,7 +648,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[sessionTimeExpected](_combined_.apicombined.md#sessiontimeexpected)*
 
-*Defined in [Combined.ts:219](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L219)*
+*Defined in [Combined.ts:219](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L219)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -661,7 +661,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[sessionTimeRemaining](_combined_.apicombined.md#sessiontimeremaining)*
 
-*Defined in [Combined.ts:234](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L234)*
+*Defined in [Combined.ts:234](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L234)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -674,7 +674,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionValidators](_queries_.apiqueries.md#sessionvalidators)*
 
-*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L148)*
+*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L148)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -687,7 +687,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[sessionsPerEra](_queries_.apiqueries.md#sessionsperera)*
 
-*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L144)*
+*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L144)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -700,7 +700,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingFreeBalanceOf](_queries_.apiqueries.md#stakingfreebalanceof)*
 
-*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L171)*
+*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L171)*
 
 **Parameters:**
 
@@ -719,7 +719,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingIntentions](_queries_.apiqueries.md#stakingintentions)*
 
-*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L159)*
+*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L159)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -732,7 +732,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingNominating](_queries_.apiqueries.md#stakingnominating)*
 
-*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L186)*
+*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L186)*
 
 **Parameters:**
 
@@ -751,7 +751,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingNominatorsFor](_queries_.apiqueries.md#stakingnominatorsfor)*
 
-*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L175)*
+*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L175)*
 
 **Parameters:**
 
@@ -770,7 +770,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[stakingReservedBalanceOf](_queries_.apiqueries.md#stakingreservedbalanceof)*
 
-*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L191)*
+*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L191)*
 
 **Parameters:**
 
@@ -789,7 +789,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[systemAccountIndexOf](_queries_.apiqueries.md#systemaccountindexof)*
 
-*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L203)*
+*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L203)*
 
 **Parameters:**
 
@@ -808,7 +808,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[timestampBlockPeriod](_queries_.apiqueries.md#timestampblockperiod)*
 
-*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L195)*
+*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L195)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -821,7 +821,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[timestampNow](_queries_.apiqueries.md#timestampnow)*
 
-*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L199)*
+*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L199)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -834,7 +834,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[validatingBalance](_combined_.apicombined.md#validatingbalance)*
 
-*Defined in [Combined.ts:249](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L249)*
+*Defined in [Combined.ts:249](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L249)*
 
 **Parameters:**
 
@@ -853,7 +853,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[validatingBalances](_combined_.apicombined.md#validatingbalances)*
 
-*Defined in [Combined.ts:274](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L274)*
+*Defined in [Combined.ts:274](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L274)*
 
 **Parameters:**
 
@@ -872,7 +872,7 @@ ___
 
 *Inherited from [ApiQueries](_queries_.apiqueries.md).[validatorCount](_queries_.apiqueries.md#validatorcount)*
 
-*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L207)*
+*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L207)*
 
 **Returns:** `Observable`<`u32`>
 
@@ -885,7 +885,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[votingBalance](_combined_.apicombined.md#votingbalance)*
 
-*Defined in [Combined.ts:288](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L288)*
+*Defined in [Combined.ts:288](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L288)*
 
 **Parameters:**
 
@@ -904,7 +904,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[votingBalances](_combined_.apicombined.md#votingbalances)*
 
-*Defined in [Combined.ts:322](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L322)*
+*Defined in [Combined.ts:322](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L322)*
 
 **Parameters:**
 
@@ -923,7 +923,7 @@ ___
 
 *Inherited from [ApiCombined](_combined_.apicombined.md).[votingBalancesNominatorsFor](_combined_.apicombined.md#votingbalancesnominatorsfor)*
 
-*Defined in [Combined.ts:311](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Combined.ts#L311)*
+*Defined in [Combined.ts:311](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Combined.ts#L311)*
 
 **Parameters:**
 
diff --git a/docs/api-observable/classes/_queries_.apiqueries.md b/docs/api-observable/classes/_queries_.apiqueries.md
index 00463fbb46..4759436deb 100644
--- a/docs/api-observable/classes/_queries_.apiqueries.md
+++ b/docs/api-observable/classes/_queries_.apiqueries.md
@@ -18,7 +18,7 @@
 
 *Inherited from [ApiBase](_base_.apibase.md).[constructor](_base_.apibase.md#constructor)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 **Parameters:**
 
@@ -40,7 +40,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[api](_base_.apibase.md#api)*
 
-*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L22)*
+*Defined in [Base.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L22)*
 
 ___
 
@@ -54,7 +54,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[combine](_base_.apibase.md#combine)*
 
-*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L28)*
+*Defined in [Base.ts:28](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L28)*
 
 **Type parameters:**
 
@@ -76,7 +76,7 @@ ___
 
 ▸ **democacyVoteOf**(index: * `ReferendumIndex` &#124; `BN` &#124; `number`*, address: * `AccountId` &#124; `string`*): `Observable`<`Bool`>
 
-*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L76)*
+*Defined in [Queries.ts:76](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L76)*
 
 **Parameters:**
 
@@ -94,7 +94,7 @@ ___
 
 ▸ **democacyVotersFor**(index: * `ReferendumIndex` &#124; `BN` &#124; `number`*): `Observable`<`Array`<`AccountId`>>
 
-*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L80)*
+*Defined in [Queries.ts:80](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L80)*
 
 **Parameters:**
 
@@ -111,7 +111,7 @@ ___
 
 ▸ **democracyLaunchPeriod**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L19)*
+*Defined in [Queries.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L19)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -122,7 +122,7 @@ ___
 
 ▸ **democracyNextTally**(): `Observable`< `ReferendumIndex` &#124; `undefined`>
 
-*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L23)*
+*Defined in [Queries.ts:23](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L23)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -133,7 +133,7 @@ ___
 
 ▸ **democracyProposalDeposits**(proposalId: * `PropIndex` &#124; `BN` &#124; `number`*): `Observable`< [RxProposalDeposits](_classes_.rxproposaldeposits.md) &#124; `undefined`>
 
-*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L27)*
+*Defined in [Queries.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L27)*
 
 **Parameters:**
 
@@ -150,7 +150,7 @@ ___
 
 ▸ **democracyPublicProposals**(): `Observable`<`Array`<[RxProposal](_classes_.rxproposal.md)>>
 
-*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L40)*
+*Defined in [Queries.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L40)*
 
 **Returns:** `Observable`<`Array`<[RxProposal](_classes_.rxproposal.md)>>
 
@@ -161,7 +161,7 @@ ___
 
 ▸ **democracyReferendumCount**(): `Observable`< `ReferendumIndex` &#124; `undefined`>
 
-*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L59)*
+*Defined in [Queries.ts:59](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L59)*
 
 **Returns:** `Observable`< `ReferendumIndex` &#124; `undefined`>
 
@@ -172,7 +172,7 @@ ___
 
 ▸ **democracyReferendumInfoOf**(referendumId: * `ReferendumIndex` &#124; `BN` &#124; `number`*): `Observable`< [RxReferendum](_classes_.rxreferendum.md) &#124; `undefined`>
 
-*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L63)*
+*Defined in [Queries.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L63)*
 
 **Parameters:**
 
@@ -189,7 +189,7 @@ ___
 
 ▸ **democracyVotingPeriod**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L91)*
+*Defined in [Queries.ts:91](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L91)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -200,7 +200,7 @@ ___
 
 ▸ **eraLastLengthChange**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L116)*
+*Defined in [Queries.ts:116](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L116)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -211,7 +211,7 @@ ___
 
 ▸ **fees**(): `Observable`<[RxFees](../modules/_types_d_.md#rxfees)>
 
-*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L95)*
+*Defined in [Queries.ts:95](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L95)*
 
 **Returns:** `Observable`<[RxFees](../modules/_types_d_.md#rxfees)>
 
@@ -224,7 +224,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[isConnected](_base_.apibase.md#isconnected)*
 
-*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L36)*
+*Defined in [Base.ts:36](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L36)*
 
 **Returns:** `Observable`<`boolean`>
 
@@ -237,7 +237,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawCall](_base_.apibase.md#rawcall)*
 
-*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L40)*
+*Defined in [Base.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L40)*
 
 **Type parameters:**
 
@@ -260,7 +260,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorage](_base_.apibase.md#rawstorage)*
 
-*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L52)*
+*Defined in [Base.ts:52](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L52)*
 
 **Type parameters:**
 
@@ -283,7 +283,7 @@ ___
 
 *Inherited from [ApiBase](_base_.apibase.md).[rawStorageMulti](_base_.apibase.md#rawstoragemulti)*
 
-*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Base.ts#L63)*
+*Defined in [Base.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Base.ts#L63)*
 
 **Type parameters:**
 
@@ -303,7 +303,7 @@ ___
 
 ▸ **sessionCurrentIndex**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L128)*
+*Defined in [Queries.ts:128](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L128)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -314,7 +314,7 @@ ___
 
 ▸ **sessionCurrentStart**(): `Observable`< `Moment` &#124; `undefined`>
 
-*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L132)*
+*Defined in [Queries.ts:132](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L132)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -325,7 +325,7 @@ ___
 
 ▸ **sessionLastLengthChange**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L136)*
+*Defined in [Queries.ts:136](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L136)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -336,7 +336,7 @@ ___
 
 ▸ **sessionLength**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L140)*
+*Defined in [Queries.ts:140](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L140)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -347,7 +347,7 @@ ___
 
 ▸ **sessionReward**(): `Observable`< `Perbill` &#124; `undefined`>
 
-*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L120)*
+*Defined in [Queries.ts:120](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L120)*
 
 **Returns:** `Observable`< `Perbill` &#124; `undefined`>
 
@@ -358,7 +358,7 @@ ___
 
 ▸ **sessionRewardCurrent**(): `Observable`< `Balance` &#124; `undefined`>
 
-*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L124)*
+*Defined in [Queries.ts:124](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L124)*
 
 **Returns:** `Observable`< `Balance` &#124; `undefined`>
 
@@ -369,7 +369,7 @@ ___
 
 ▸ **sessionValidators**(): `Observable`<`Array`<`AccountId`>>
 
-*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L148)*
+*Defined in [Queries.ts:148](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L148)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -380,7 +380,7 @@ ___
 
 ▸ **sessionsPerEra**(): `Observable`< `BlockNumber` &#124; `undefined`>
 
-*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L144)*
+*Defined in [Queries.ts:144](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L144)*
 
 **Returns:** `Observable`< `BlockNumber` &#124; `undefined`>
 
@@ -391,7 +391,7 @@ ___
 
 ▸ **stakingFreeBalanceOf**(address: * `AccountId` &#124; `string`*): `Observable`< `Balance` &#124; `undefined`>
 
-*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L171)*
+*Defined in [Queries.ts:171](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L171)*
 
 **Parameters:**
 
@@ -408,7 +408,7 @@ ___
 
 ▸ **stakingIntentions**(): `Observable`<`Array`<`AccountId`>>
 
-*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L159)*
+*Defined in [Queries.ts:159](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L159)*
 
 **Returns:** `Observable`<`Array`<`AccountId`>>
 
@@ -419,7 +419,7 @@ ___
 
 ▸ **stakingNominating**(address: * `AccountId` &#124; `string`*): `Observable`< `AccountId` &#124; `undefined`>
 
-*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L186)*
+*Defined in [Queries.ts:186](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L186)*
 
 **Parameters:**
 
@@ -436,7 +436,7 @@ ___
 
 ▸ **stakingNominatorsFor**(address: * `AccountId` &#124; `string`*): `Observable`<`Array`<`AccountId`>>
 
-*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L175)*
+*Defined in [Queries.ts:175](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L175)*
 
 **Parameters:**
 
@@ -453,7 +453,7 @@ ___
 
 ▸ **stakingReservedBalanceOf**(address: * `AccountId` &#124; `string`*): `Observable`< `Balance` &#124; `undefined`>
 
-*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L191)*
+*Defined in [Queries.ts:191](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L191)*
 
 **Parameters:**
 
@@ -470,7 +470,7 @@ ___
 
 ▸ **systemAccountIndexOf**(address: * `AccountId` &#124; `string`*): `Observable`< `Index` &#124; `undefined`>
 
-*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L203)*
+*Defined in [Queries.ts:203](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L203)*
 
 **Parameters:**
 
@@ -487,7 +487,7 @@ ___
 
 ▸ **timestampBlockPeriod**(): `Observable`< `Moment` &#124; `undefined`>
 
-*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L195)*
+*Defined in [Queries.ts:195](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L195)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -498,7 +498,7 @@ ___
 
 ▸ **timestampNow**(): `Observable`< `Moment` &#124; `undefined`>
 
-*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L199)*
+*Defined in [Queries.ts:199](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L199)*
 
 **Returns:** `Observable`< `Moment` &#124; `undefined`>
 
@@ -509,7 +509,7 @@ ___
 
 ▸ **validatorCount**(): `Observable`<`u32`>
 
-*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/Queries.ts#L207)*
+*Defined in [Queries.ts:207](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/Queries.ts#L207)*
 
 **Returns:** `Observable`<`u32`>
 
diff --git a/docs/api-observable/modules/_types_d_.md b/docs/api-observable/modules/_types_d_.md
index 1c844d323e..b4e15cd0ac 100644
--- a/docs/api-observable/modules/_types_d_.md
+++ b/docs/api-observable/modules/_types_d_.md
@@ -9,7 +9,7 @@
 **Ƭ ApiFunctions**: * `keyof ApiBase` &#124; `keyof ApiCalls` &#124; `keyof ApiCombined` &#124; `keyof ApiQueries`
 *
 
-*Defined in [types.d.ts:14](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/types.d.ts#L14)*
+*Defined in [types.d.ts:14](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/types.d.ts#L14)*
 
 ___
 <a id="rxbalance"></a>
@@ -18,7 +18,7 @@ ___
 
 **Ƭ RxBalance**: *`object`*
 
-*Defined in [types.d.ts:16](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/types.d.ts#L16)*
+*Defined in [types.d.ts:16](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/types.d.ts#L16)*
 
 #### Type declaration
 
@@ -29,7 +29,7 @@ ___
 
 **Ƭ RxBalanceMap**: *`object`*
 
-*Defined in [types.d.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/types.d.ts#L40)*
+*Defined in [types.d.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/types.d.ts#L40)*
 
 #### Type declaration
 
@@ -42,7 +42,7 @@ ___
 
 **Ƭ RxFees**: *`object`*
 
-*Defined in [types.d.ts:26](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/types.d.ts#L26)*
+*Defined in [types.d.ts:26](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/types.d.ts#L26)*
 
 #### Type declaration
 
@@ -53,7 +53,7 @@ ___
 
 **Ƭ RxReferendumVote**: *`object`*
 
-*Defined in [types.d.ts:34](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-observable/src/types.d.ts#L34)*
+*Defined in [types.d.ts:34](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-observable/src/types.d.ts#L34)*
 
 #### Type declaration
 
diff --git a/docs/api-provider/classes/_http_index_.httpprovider.html b/docs/api-provider/classes/_http_index_.httpprovider.html
index 6b4605f24b..5af24520bb 100644
--- a/docs/api-provider/classes/_http_index_.httpprovider.html
+++ b/docs/api-provider/classes/_http_index_.httpprovider.html
@@ -383,7 +383,7 @@
 <p><a id="constructor"></a></p>
 <h2 id="constructor">constructor</h2>
 <p>&#x2295; <strong>new HttpProvider</strong>(endpoint: <em><code>string</code></em>): <a href="_http_index_.httpprovider.html">HttpProvider</a></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L35" target="_blank">http/index.ts:35</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L35" target="_blank">http/index.ts:35</a></em></p>
 <p><strong>Parameters:</strong></p>
 <table>
 <thead>
@@ -406,7 +406,7 @@
 <h2 id="isconnected">isConnected</h2>
 <p>&#x25B8; <strong>isConnected</strong>(): <code>boolean</code></p>
 <p><em>Implementation of <a href="../interfaces/_types_d_.providerinterface.md">ProviderInterface</a>.<a href="../interfaces/_types_d_.providerinterface.md#isconnected">isConnected</a></em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L49" target="_blank">http/index.ts:49</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L49" target="_blank">http/index.ts:49</a></em></p>
 <p>Whether the node is connected or not.</p>
 <p><strong>Returns:</strong> <code>boolean</code>
 true if connected</p>
@@ -415,7 +415,7 @@ true if connected</p>
 <h2 id="on">on</h2>
 <p>&#x25B8; <strong>on</strong>(type: <em><a href="../modules/_types_d_.md#providerinterface_emitted">ProviderInterface$Emitted</a></em>, sub: <em><a href="../modules/_types_d_.md#providerinterface_emitcb">ProviderInterface$EmitCb</a></em>): <code>void</code></p>
 <p><em>Implementation of <a href="../interfaces/_types_d_.providerinterface.md">ProviderInterface</a>.<a href="../interfaces/_types_d_.providerinterface.md#on">on</a></em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L56" target="_blank">http/index.ts:56</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L56" target="_blank">http/index.ts:56</a></em></p>
 <p>Events are not supported with the HttpProvider, see <a href="_ws_index_.wsprovider.html">WsProvider</a>.</p>
 <p><strong>Parameters:</strong></p>
 <table>
@@ -442,7 +442,7 @@ true if connected</p>
 <h2 id="send">send</h2>
 <p>&#x25B8; <strong>send</strong>(method: <em><code>string</code></em>, params: <em><code>Array</code>&lt;<code>any</code>&gt;</em>): <code>Promise</code>&lt;<code>any</code>&gt;</p>
 <p><em>Implementation of <a href="../interfaces/_types_d_.providerinterface.md">ProviderInterface</a>.<a href="../interfaces/_types_d_.providerinterface.md#send">send</a></em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L60" target="_blank">http/index.ts:60</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L60" target="_blank">http/index.ts:60</a></em></p>
 <p><strong>Parameters:</strong></p>
 <table>
 <thead>
@@ -468,7 +468,7 @@ true if connected</p>
 <h2 id="subscribe">subscribe</h2>
 <p>&#x25B8; <strong>subscribe</strong>(types: <em><code>string</code></em>, method: <em><code>string</code></em>, params: <em><code>Array</code>&lt;<code>any</code>&gt;</em>, cb: <em><a href="../modules/_types_d_.md#providerinterface_callback">ProviderInterface$Callback</a></em>): <code>Promise</code>&lt;<code>number</code>&gt;</p>
 <p><em>Implementation of <a href="../interfaces/_types_d_.providerinterface.md">ProviderInterface</a>.<a href="../interfaces/_types_d_.providerinterface.md#subscribe">subscribe</a></em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L82" target="_blank">http/index.ts:82</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L82" target="_blank">http/index.ts:82</a></em></p>
 <p>Subscriptions are not supported with the HttpProvider, see <a href="_ws_index_.wsprovider.html">WsProvider</a>.</p>
 <p><strong>Parameters:</strong></p>
 <table>
@@ -503,7 +503,7 @@ true if connected</p>
 <h2 id="unsubscribe">unsubscribe</h2>
 <p>&#x25B8; <strong>unsubscribe</strong>(type: <em><code>string</code></em>, method: <em><code>string</code></em>, id: <em><code>number</code></em>): <code>Promise</code>&lt;<code>boolean</code>&gt;</p>
 <p><em>Implementation of <a href="../interfaces/_types_d_.providerinterface.md">ProviderInterface</a>.<a href="../interfaces/_types_d_.providerinterface.md#unsubscribe">unsubscribe</a></em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L91" target="_blank">http/index.ts:91</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L91" target="_blank">http/index.ts:91</a></em></p>
 <p>Subscriptions are not supported with the HttpProvider, see <a href="_ws_index_.wsprovider.html">WsProvider</a>.</p>
 <p><strong>Parameters:</strong></p>
 <table>
@@ -573,7 +573,7 @@ true if connected</p>
     <script>
         var gitbook = gitbook || [];
         gitbook.push(function() {
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diff --git a/docs/api-provider/classes/_http_index_.httpprovider.md b/docs/api-provider/classes/_http_index_.httpprovider.md
index 9b2ebb15c1..39e22e9900 100644
--- a/docs/api-provider/classes/_http_index_.httpprovider.md
+++ b/docs/api-provider/classes/_http_index_.httpprovider.md
@@ -23,7 +23,7 @@ const provider = new WsProvider('[http://127.0.0.1:9933')](http://127.0.0.1:9933
 
 ⊕ **new HttpProvider**(endpoint: *`string`*): [HttpProvider](_http_index_.httpprovider.md)
 
-*Defined in [http/index.ts:35](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L35)*
+*Defined in [http/index.ts:35](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L35)*
 
 **Parameters:**
 
@@ -45,7 +45,7 @@ ___
 
 *Implementation of [ProviderInterface](../interfaces/_types_d_.providerinterface.md).[isConnected](../interfaces/_types_d_.providerinterface.md#isconnected)*
 
-*Defined in [http/index.ts:49](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L49)*
+*Defined in [http/index.ts:49](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L49)*
 
 Whether the node is connected or not.
 
@@ -61,7 +61,7 @@ ___
 
 *Implementation of [ProviderInterface](../interfaces/_types_d_.providerinterface.md).[on](../interfaces/_types_d_.providerinterface.md#on)*
 
-*Defined in [http/index.ts:56](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L56)*
+*Defined in [http/index.ts:56](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L56)*
 
 Events are not supported with the HttpProvider, see [WsProvider](_ws_index_.wsprovider.md).
 
@@ -83,7 +83,7 @@ ___
 
 *Implementation of [ProviderInterface](../interfaces/_types_d_.providerinterface.md).[send](../interfaces/_types_d_.providerinterface.md#send)*
 
-*Defined in [http/index.ts:60](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L60)*
+*Defined in [http/index.ts:60](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L60)*
 
 **Parameters:**
 
@@ -103,7 +103,7 @@ ___
 
 *Implementation of [ProviderInterface](../interfaces/_types_d_.providerinterface.md).[subscribe](../interfaces/_types_d_.providerinterface.md#subscribe)*
 
-*Defined in [http/index.ts:82](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L82)*
+*Defined in [http/index.ts:82](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L82)*
 
 Subscriptions are not supported with the HttpProvider, see [WsProvider](_ws_index_.wsprovider.md).
 
@@ -127,7 +127,7 @@ ___
 
 *Implementation of [ProviderInterface](../interfaces/_types_d_.providerinterface.md).[unsubscribe](../interfaces/_types_d_.providerinterface.md#unsubscribe)*
 
-*Defined in [http/index.ts:91](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/index.ts#L91)*
+*Defined in [http/index.ts:91](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/index.ts#L91)*
 
 Subscriptions are not supported with the HttpProvider, see [WsProvider](_ws_index_.wsprovider.md).
 
diff --git a/docs/api-provider/classes/_ws_index_.wsprovider.html b/docs/api-provider/classes/_ws_index_.wsprovider.html
index f626ba9ed5..b4f833aa55 100644
--- a/docs/api-provider/classes/_ws_index_.wsprovider.html
+++ b/docs/api-provider/classes/_ws_index_.wsprovider.html
@@ -385,7 +385,7 @@
 <p><a id="constructor"></a></p>
 <h2 id="constructor">constructor</h2>
 <p>&#x2295; <strong>new WsProvider</strong>(endpoint: <em><code>string</code></em>, autoConnect?: <em><code>boolean</code></em>): <a href="_ws_index_.wsprovider.html">WsProvider</a></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L67" target="_blank">ws/index.ts:67</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L67" target="_blank">ws/index.ts:67</a></em></p>
 <p><strong>Parameters:</strong></p>
 <table>
 <thead>
@@ -455,7 +455,7 @@
 <p><a id="connect"></a></p>
 <h2 id="connect">connect</h2>
 <p>&#x25B8; <strong>connect</strong>(): <code>void</code></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L97" target="_blank">ws/index.ts:97</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L97" target="_blank">ws/index.ts:97</a></em></p>
 <p>The <a href="_ws_index_.wsprovider.html">WsProvider</a> connects automatically by default. if you decided otherwise, you may connect manually using this method.</p>
 <p><strong>Returns:</strong> <code>void</code></p>
 <hr>
@@ -497,7 +497,7 @@
 <p><a id="isconnected"></a></p>
 <h2 id="isconnected">isConnected</h2>
 <p>&#x25B8; <strong>isConnected</strong>(): <code>boolean</code></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L114" target="_blank">ws/index.ts:114</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L114" target="_blank">ws/index.ts:114</a></em></p>
 <p>Whether the node is connected or not.</p>
 <p><strong>Returns:</strong> <code>boolean</code>
 true if connected</p>
@@ -586,7 +586,7 @@ true if connected</p>
 <h2 id="on">on</h2>
 <p>&#x25B8; <strong>on</strong>(type: <em><a href="../modules/_types_d_.md#providerinterface_emitted">ProviderInterface$Emitted</a></em>, sub: <em><a href="../modules/_types_d_.md#providerinterface_emitcb">ProviderInterface$EmitCb</a></em>): <code>this</code></p>
 <p><em>Overrides EventEmitter.on</em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L124" target="_blank">ws/index.ts:124</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L124" target="_blank">ws/index.ts:124</a></em></p>
 <p>Listens on events after having subscribed using the <a href="_ws_index_.wsprovider.html#subscribe">subscribe</a> function.</p>
 <p><strong>Parameters:</strong></p>
 <table>
@@ -705,7 +705,7 @@ true if connected</p>
 <p><a id="send"></a></p>
 <h2 id="send">send</h2>
 <p>&#x25B8; <strong>send</strong>(method: <em><code>string</code></em>, params: <em><code>Array</code>&lt;<code>any</code>&gt;</em>, subscription?: <em><code>SubscriptionHandler</code></em>): <code>Promise</code>&lt;<code>any</code>&gt;</p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L128" target="_blank">ws/index.ts:128</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L128" target="_blank">ws/index.ts:128</a></em></p>
 <p><strong>Parameters:</strong></p>
 <table>
 <thead>
@@ -734,7 +734,7 @@ true if connected</p>
 <p><a id="subscribe"></a></p>
 <h2 id="subscribe">subscribe</h2>
 <p>&#x25B8; <strong>subscribe</strong>(type: <em><code>string</code></em>, method: <em><code>string</code></em>, params: <em><code>Array</code>&lt;<code>any</code>&gt;</em>, callback: <em><a href="../modules/_types_d_.md#providerinterface_callback">ProviderInterface$Callback</a></em>): <code>Promise</code>&lt;<code>number</code>&gt;</p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L179" target="_blank">ws/index.ts:179</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L179" target="_blank">ws/index.ts:179</a></em></p>
 <p>Allows subscribing to a specific event.
 <em><strong>example</strong></em>: const provider = new WsProvider(&apos;ws://127.0.0.1:9944&apos;); const api = createApi(provider);</p>
 <p>api.state.storage([[storage.balances.freeBalance,</p>
@@ -777,7 +777,7 @@ Promise resolving to the dd of the subscription you can use with [[unsubscribe]]
 <p><a id="unsubscribe"></a></p>
 <h2 id="unsubscribe">unsubscribe</h2>
 <p>&#x25B8; <strong>unsubscribe</strong>(type: <em><code>string</code></em>, method: <em><code>string</code></em>, id: <em><code>number</code></em>): <code>Promise</code>&lt;<code>boolean</code>&gt;</p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L188" target="_blank">ws/index.ts:188</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L188" target="_blank">ws/index.ts:188</a></em></p>
 <p>Allows unsubscribing to subscriptions made with <a href="_ws_index_.wsprovider.html#subscribe">subscribe</a>.</p>
 <p><strong>Parameters:</strong></p>
 <table>
@@ -847,7 +847,7 @@ Promise resolving to the dd of the subscription you can use with [[unsubscribe]]
     <script>
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diff --git a/docs/api-provider/classes/_ws_index_.wsprovider.md b/docs/api-provider/classes/_ws_index_.wsprovider.md
index 57aa11b4c3..6f3eb0e249 100644
--- a/docs/api-provider/classes/_ws_index_.wsprovider.md
+++ b/docs/api-provider/classes/_ws_index_.wsprovider.md
@@ -26,7 +26,7 @@ The WebSocket Provider allows sending requests using WebSocket. Unlike the [Http
 
 ⊕ **new WsProvider**(endpoint: *`string`*, autoConnect?: *`boolean`*): [WsProvider](_ws_index_.wsprovider.md)
 
-*Defined in [ws/index.ts:67](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L67)*
+*Defined in [ws/index.ts:67](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L67)*
 
 **Parameters:**
 
@@ -83,7 +83,7 @@ ___
 
 ▸ **connect**(): `void`
 
-*Defined in [ws/index.ts:97](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L97)*
+*Defined in [ws/index.ts:97](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L97)*
 
 The [WsProvider](_ws_index_.wsprovider.md) connects automatically by default. if you decided otherwise, you may connect manually using this method.
 
@@ -133,7 +133,7 @@ ___
 
 ▸ **isConnected**(): `boolean`
 
-*Defined in [ws/index.ts:114](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L114)*
+*Defined in [ws/index.ts:114](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L114)*
 
 Whether the node is connected or not.
 
@@ -213,7 +213,7 @@ ___
 
 *Overrides EventEmitter.on*
 
-*Defined in [ws/index.ts:124](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L124)*
+*Defined in [ws/index.ts:124](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L124)*
 
 Listens on events after having subscribed using the [subscribe](_ws_index_.wsprovider.md#subscribe) function.
 
@@ -302,7 +302,7 @@ ___
 
 ▸ **send**(method: *`string`*, params: *`Array`<`any`>*, subscription?: *`SubscriptionHandler`*): `Promise`<`any`>
 
-*Defined in [ws/index.ts:128](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L128)*
+*Defined in [ws/index.ts:128](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L128)*
 
 **Parameters:**
 
@@ -321,7 +321,7 @@ ___
 
 ▸ **subscribe**(type: *`string`*, method: *`string`*, params: *`Array`<`any`>*, callback: *[ProviderInterface$Callback](../modules/_types_d_.md#providerinterface_callback)*): `Promise`<`number`>
 
-*Defined in [ws/index.ts:179](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L179)*
+*Defined in [ws/index.ts:179](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L179)*
 
 Allows subscribing to a specific event.
 *__example__*: const provider = new WsProvider('ws://127.0.0.1:9944'); const api = createApi(provider);
@@ -349,7 +349,7 @@ ___
 
 ▸ **unsubscribe**(type: *`string`*, method: *`string`*, id: *`number`*): `Promise`<`boolean`>
 
-*Defined in [ws/index.ts:188](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/ws/index.ts#L188)*
+*Defined in [ws/index.ts:188](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/ws/index.ts#L188)*
 
 Allows unsubscribing to subscriptions made with [subscribe](_ws_index_.wsprovider.md#subscribe).
 
diff --git a/docs/api-provider/index.html b/docs/api-provider/index.html
index 00d2f5640e..c6fd482ea9 100644
--- a/docs/api-provider/index.html
+++ b/docs/api-provider/index.html
@@ -426,7 +426,7 @@
     <script>
         var gitbook = gitbook || [];
         gitbook.push(function() {
-            gitbook.page.hasChanged({"page":{"title":"api-provider","level":"1.3","depth":1,"next":{"title":"HttpProvider","level":"1.3.1","depth":2,"path":"api-provider/classes/_http_index_.httpprovider.md","ref":"api-provider/classes/_http_index_.httpprovider.md","articles":[]},"previous":{"title":"Api","level":"1.2.1","depth":2,"path":"api/classes/_index_.api.md","ref":"api/classes/_index_.api.md","articles":[]},"dir":"ltr"},"config":{"plugins":["include-codeblock"],"root":"docs","styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"include-codeblock":{"check":false,"edit":false,"lang":"","fixlang":false,"template":"default","theme":"chrome","unindent":false},"highlight":{},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"Polkadot API Book","gitbook":">=2.4.0"},"file":{"path":"api-provider/README.md","mtime":"2018-10-01T14:36:22.297Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2018-10-01T14:37:04.110Z"},"basePath":"..","book":{"language":""}});
+            gitbook.page.hasChanged({"page":{"title":"api-provider","level":"1.3","depth":1,"next":{"title":"HttpProvider","level":"1.3.1","depth":2,"path":"api-provider/classes/_http_index_.httpprovider.md","ref":"api-provider/classes/_http_index_.httpprovider.md","articles":[]},"previous":{"title":"Api","level":"1.2.1","depth":2,"path":"api/classes/_index_.api.md","ref":"api/classes/_index_.api.md","articles":[]},"dir":"ltr"},"config":{"plugins":["include-codeblock"],"root":"docs","styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"include-codeblock":{"check":false,"edit":false,"lang":"","fixlang":false,"template":"default","theme":"chrome","unindent":false},"highlight":{},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"Polkadot API Book","gitbook":">=2.4.0"},"file":{"path":"api-provider/README.md","mtime":"2018-10-02T09:13:22.762Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2018-10-02T09:13:59.444Z"},"basePath":"..","book":{"language":""}});
         });
     </script>
 </div>
diff --git a/docs/api-provider/interfaces/_types_d_.providerinterface.md b/docs/api-provider/interfaces/_types_d_.providerinterface.md
index 743fb9d26b..02da8f1c53 100644
--- a/docs/api-provider/interfaces/_types_d_.providerinterface.md
+++ b/docs/api-provider/interfaces/_types_d_.providerinterface.md
@@ -16,7 +16,7 @@
 
 ▸ **isConnected**(): `boolean`
 
-*Defined in [types.d.ts:45](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L45)*
+*Defined in [types.d.ts:45](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L45)*
 
 **Returns:** `boolean`
 
@@ -27,7 +27,7 @@ ___
 
 ▸ **on**(type: *[ProviderInterface$Emitted](../modules/_types_d_.md#providerinterface_emitted)*, sub: *[ProviderInterface$EmitCb](../modules/_types_d_.md#providerinterface_emitcb)*): `void`
 
-*Defined in [types.d.ts:46](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L46)*
+*Defined in [types.d.ts:46](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L46)*
 
 **Parameters:**
 
@@ -45,7 +45,7 @@ ___
 
 ▸ **send**(method: *`string`*, params: *`Array`<`any`>*): `Promise`<`any`>
 
-*Defined in [types.d.ts:47](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L47)*
+*Defined in [types.d.ts:47](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L47)*
 
 **Parameters:**
 
@@ -63,7 +63,7 @@ ___
 
 ▸ **subscribe**(type: *`string`*, method: *`string`*, params: *`Array`<`any`>*, cb: *[ProviderInterface$Callback](../modules/_types_d_.md#providerinterface_callback)*): `Promise`<`number`>
 
-*Defined in [types.d.ts:48](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L48)*
+*Defined in [types.d.ts:48](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L48)*
 
 **Parameters:**
 
@@ -83,7 +83,7 @@ ___
 
 ▸ **unsubscribe**(type: *`string`*, method: *`string`*, id: *`number`*): `Promise`<`boolean`>
 
-*Defined in [types.d.ts:49](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L49)*
+*Defined in [types.d.ts:49](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L49)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_coder_json_decoderesponse_.md b/docs/api-provider/modules/_coder_json_decoderesponse_.md
index 5bfd1d1958..2fb3303d0c 100644
--- a/docs/api-provider/modules/_coder_json_decoderesponse_.md
+++ b/docs/api-provider/modules/_coder_json_decoderesponse_.md
@@ -8,7 +8,7 @@
 
 ▸ **decodeResponse**(self: *[RpcCoderState](_coder_json_types_d_.md#rpccoderstate)*, response: *[JsonRpcResponse](_types_d_.md#jsonrpcresponse)*): `any`
 
-*Defined in [coder/json/decodeResponse.ts:22](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/coder/json/decodeResponse.ts#L22)*
+*Defined in [coder/json/decodeResponse.ts:22](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/coder/json/decodeResponse.ts#L22)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_coder_json_encodejson_.md b/docs/api-provider/modules/_coder_json_encodejson_.md
index 59886dbaa9..97c5c0c891 100644
--- a/docs/api-provider/modules/_coder_json_encodejson_.md
+++ b/docs/api-provider/modules/_coder_json_encodejson_.md
@@ -8,7 +8,7 @@
 
 ▸ **encodeJson**(self: *[RpcCoderState](_coder_json_types_d_.md#rpccoderstate)*, method: *`string`*, params: *`Array`<`any`>*): `string`
 
-*Defined in [coder/json/encodeJson.ts:9](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/coder/json/encodeJson.ts#L9)*
+*Defined in [coder/json/encodeJson.ts:9](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/coder/json/encodeJson.ts#L9)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_coder_json_encodeobject_.md b/docs/api-provider/modules/_coder_json_encodeobject_.md
index 154b04d8e0..3129978592 100644
--- a/docs/api-provider/modules/_coder_json_encodeobject_.md
+++ b/docs/api-provider/modules/_coder_json_encodeobject_.md
@@ -8,7 +8,7 @@
 
 ▸ **encodeObject**(self: *[RpcCoderState](_coder_json_types_d_.md#rpccoderstate)*, method: *`string`*, params: *`Array`<`any`>*): [JsonRpcRequest](_types_d_.md#jsonrpcrequest)
 
-*Defined in [coder/json/encodeObject.ts:8](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/coder/json/encodeObject.ts#L8)*
+*Defined in [coder/json/encodeObject.ts:8](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/coder/json/encodeObject.ts#L8)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_coder_json_index_.md b/docs/api-provider/modules/_coder_json_index_.md
index d72cd44348..2f833b18f5 100644
--- a/docs/api-provider/modules/_coder_json_index_.md
+++ b/docs/api-provider/modules/_coder_json_index_.md
@@ -8,7 +8,7 @@
 
 ▸ **rpcCoder**(): [RpcCoder](_coder_json_types_d_.md#rpccoder)
 
-*Defined in [coder/json/index.ts:12](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/coder/json/index.ts#L12)*
+*Defined in [coder/json/index.ts:12](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/coder/json/index.ts#L12)*
 
 **Returns:** [RpcCoder](_coder_json_types_d_.md#rpccoder)
 
diff --git a/docs/api-provider/modules/_coder_json_types_d_.md b/docs/api-provider/modules/_coder_json_types_d_.md
index 24298ae2f3..6d430b81e9 100644
--- a/docs/api-provider/modules/_coder_json_types_d_.md
+++ b/docs/api-provider/modules/_coder_json_types_d_.md
@@ -8,7 +8,7 @@
 
 **Ƭ RpcCoder**: *`object`*
 
-*Defined in [coder/json/types.d.ts:7](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/coder/json/types.d.ts#L7)*
+*Defined in [coder/json/types.d.ts:7](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/coder/json/types.d.ts#L7)*
 
 #### Type declaration
 
@@ -19,7 +19,7 @@ ___
 
 **Ƭ RpcCoderState**: *`object`*
 
-*Defined in [coder/json/types.d.ts:14](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/coder/json/types.d.ts#L14)*
+*Defined in [coder/json/types.d.ts:14](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/coder/json/types.d.ts#L14)*
 
 #### Type declaration
 
diff --git a/docs/api-provider/modules/_http_types_d_.md b/docs/api-provider/modules/_http_types_d_.md
index ccf419e276..39d7690352 100644
--- a/docs/api-provider/modules/_http_types_d_.md
+++ b/docs/api-provider/modules/_http_types_d_.md
@@ -8,7 +8,7 @@
 
 **Ƭ HttpState**: *`object`*
 
-*Defined in [http/types.d.ts:8](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/http/types.d.ts#L8)*
+*Defined in [http/types.d.ts:8](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/http/types.d.ts#L8)*
 
 #### Type declaration
 
diff --git a/docs/api-provider/modules/_mock_index_.md b/docs/api-provider/modules/_mock_index_.md
index 73ede94873..89b263a40e 100644
--- a/docs/api-provider/modules/_mock_index_.md
+++ b/docs/api-provider/modules/_mock_index_.md
@@ -8,7 +8,7 @@
 
 ▸ **mockProvider**(): [ProviderInterface](../interfaces/_types_d_.providerinterface.md)
 
-*Defined in [mock/index.ts:18](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/index.ts#L18)*
+*Defined in [mock/index.ts:18](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/index.ts#L18)*
 
 A moock provider mainly used for testing.
 
diff --git a/docs/api-provider/modules/_mock_mocks_.md b/docs/api-provider/modules/_mock_mocks_.md
index 648801538d..f85865bfb6 100644
--- a/docs/api-provider/modules/_mock_mocks_.md
+++ b/docs/api-provider/modules/_mock_mocks_.md
@@ -8,7 +8,7 @@
 
 ▸ **mocks**(__namedParameters: *`object`*): `void`
 
-*Defined in [mock/mocks.ts:63](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/mocks.ts#L63)*
+*Defined in [mock/mocks.ts:63](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/mocks.ts#L63)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_mock_on_.md b/docs/api-provider/modules/_mock_on_.md
index 6cc4f72867..cbe67437c5 100644
--- a/docs/api-provider/modules/_mock_on_.md
+++ b/docs/api-provider/modules/_mock_on_.md
@@ -8,7 +8,7 @@
 
 ▸ **on**(self: *[MockState](_mock_types_d_.md#mockstate)*, type: *[ProviderInterface$Emitted](_types_d_.md#providerinterface_emitted)*, sub: *[ProviderInterface$EmitCb](_types_d_.md#providerinterface_emitcb)*): `void`
 
-*Defined in [mock/on.ts:8](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/on.ts#L8)*
+*Defined in [mock/on.ts:8](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/on.ts#L8)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_mock_send_.md b/docs/api-provider/modules/_mock_send_.md
index 3b1ea884da..236853a566 100644
--- a/docs/api-provider/modules/_mock_send_.md
+++ b/docs/api-provider/modules/_mock_send_.md
@@ -8,7 +8,7 @@
 
 ▸ **send**(__namedParameters: *`object`*, method: *`string`*, params: *`Array`<`any`>*): `Promise`<`any`>
 
-*Defined in [mock/send.ts:7](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/send.ts#L7)*
+*Defined in [mock/send.ts:7](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/send.ts#L7)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_mock_state_.md b/docs/api-provider/modules/_mock_state_.md
index 59fca763e7..7272790324 100644
--- a/docs/api-provider/modules/_mock_state_.md
+++ b/docs/api-provider/modules/_mock_state_.md
@@ -8,7 +8,7 @@
 
 ▸ **state**(): [MockState](_mock_types_d_.md#mockstate)
 
-*Defined in [mock/state.ts:38](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/state.ts#L38)*
+*Defined in [mock/state.ts:38](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/state.ts#L38)*
 
 **Returns:** [MockState](_mock_types_d_.md#mockstate)
 
diff --git a/docs/api-provider/modules/_mock_subscribe_.md b/docs/api-provider/modules/_mock_subscribe_.md
index f02f524c9a..8f2443dfba 100644
--- a/docs/api-provider/modules/_mock_subscribe_.md
+++ b/docs/api-provider/modules/_mock_subscribe_.md
@@ -8,7 +8,7 @@
 
 ▸ **subscribe**(self: *[MockState](_mock_types_d_.md#mockstate)*, type: *`string`*, method: *`string`*, params: *`Array`<`any`>*): `Promise`<`number`>
 
-*Defined in [mock/subscribe.ts:7](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/subscribe.ts#L7)*
+*Defined in [mock/subscribe.ts:7](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/subscribe.ts#L7)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_mock_types_d_.md b/docs/api-provider/modules/_mock_types_d_.md
index d991f09945..b1a69ffa60 100644
--- a/docs/api-provider/modules/_mock_types_d_.md
+++ b/docs/api-provider/modules/_mock_types_d_.md
@@ -8,7 +8,7 @@
 
 **Ƭ MockState**: *`object`*
 
-*Defined in [mock/types.d.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/types.d.ts#L27)*
+*Defined in [mock/types.d.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/types.d.ts#L27)*
 
 #### Type declaration
 
@@ -19,7 +19,7 @@ ___
 
 **Ƭ MockState$Db**: *`object`*
 
-*Defined in [mock/types.d.ts:19](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/types.d.ts#L19)*
+*Defined in [mock/types.d.ts:19](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/types.d.ts#L19)*
 
 #### Type declaration
 
@@ -32,7 +32,7 @@ ___
 
 **Ƭ MockState$Requests**: *`object`*
 
-*Defined in [mock/types.d.ts:23](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/types.d.ts#L23)*
+*Defined in [mock/types.d.ts:23](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/types.d.ts#L23)*
 
 #### Type declaration
 
@@ -56,7 +56,7 @@ ___
 
 **Ƭ MockState$Subscription$Callback**: *`function`*
 
-*Defined in [mock/types.d.ts:8](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/types.d.ts#L8)*
+*Defined in [mock/types.d.ts:8](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/types.d.ts#L8)*
 
 #### Type declaration
 ▸(error: * `Error` &#124; `null`*, value: *`any`*): `void`
@@ -77,7 +77,7 @@ ___
 
 **Ƭ MockState$Subscriptions**: *`object`*
 
-*Defined in [mock/types.d.ts:10](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/types.d.ts#L10)*
+*Defined in [mock/types.d.ts:10](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/types.d.ts#L10)*
 
 #### Type declaration
 
diff --git a/docs/api-provider/modules/_mock_unsubscribe_.md b/docs/api-provider/modules/_mock_unsubscribe_.md
index 06a6d4e4c3..751c830e10 100644
--- a/docs/api-provider/modules/_mock_unsubscribe_.md
+++ b/docs/api-provider/modules/_mock_unsubscribe_.md
@@ -8,7 +8,7 @@
 
 ▸ **unsubscribe**(self: *[MockState](_mock_types_d_.md#mockstate)*, type: *`string`*, name: *`string`*, id: *`number`*): `Promise`<`boolean`>
 
-*Defined in [mock/unsubscribe.ts:7](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/mock/unsubscribe.ts#L7)*
+*Defined in [mock/unsubscribe.ts:7](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/mock/unsubscribe.ts#L7)*
 
 **Parameters:**
 
diff --git a/docs/api-provider/modules/_types_d_.md b/docs/api-provider/modules/_types_d_.md
index b3d14f5b4f..7351bf1fae 100644
--- a/docs/api-provider/modules/_types_d_.md
+++ b/docs/api-provider/modules/_types_d_.md
@@ -8,7 +8,7 @@
 
 **Ƭ JsonRpcObject**: *`object`*
 
-*Defined in [types.d.ts:5](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L5)*
+*Defined in [types.d.ts:5](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L5)*
 
 #### Type declaration
 
@@ -20,7 +20,7 @@ ___
 **Ƭ JsonRpcRequest**: * [JsonRpcObject](_types_d_.md#jsonrpcobject) & `object`
 *
 
-*Defined in [types.d.ts:10](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L10)*
+*Defined in [types.d.ts:10](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L10)*
 
 ___
 <a id="jsonrpcresponse"></a>
@@ -30,7 +30,7 @@ ___
 **Ƭ JsonRpcResponse**: * [JsonRpcObject](_types_d_.md#jsonrpcobject) & [JsonRpcResponseBase](_types_d_.md#jsonrpcresponsebase)
 *
 
-*Defined in [types.d.ts:36](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L36)*
+*Defined in [types.d.ts:36](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L36)*
 
 ___
 <a id="jsonrpcresponsebase"></a>
@@ -40,7 +40,7 @@ ___
 **Ƭ JsonRpcResponseBase**: * `JsonRpcResponse$Single` & `JsonRpcResponse$Subscription`
 *
 
-*Defined in [types.d.ts:34](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L34)*
+*Defined in [types.d.ts:34](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L34)*
 
 ___
 <a id="jsonrpcresponsebase_error"></a>
@@ -49,7 +49,7 @@ ___
 
 **Ƭ JsonRpcResponseBase$Error**: *`object`*
 
-*Defined in [types.d.ts:15](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L15)*
+*Defined in [types.d.ts:15](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L15)*
 
 #### Type declaration
 
@@ -60,7 +60,7 @@ ___
 
 **Ƭ ProviderInterface$Callback**: *`function`*
 
-*Defined in [types.d.ts:38](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L38)*
+*Defined in [types.d.ts:38](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L38)*
 
 #### Type declaration
 ▸(error: * `Error` &#124; `null`*, result: *`any`*): `void`
@@ -81,7 +81,7 @@ ___
 
 **Ƭ ProviderInterface$EmitCb**: *`function`*
 
-*Defined in [types.d.ts:42](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L42)*
+*Defined in [types.d.ts:42](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L42)*
 
 #### Type declaration
 ▸(value?: *`any`*): `any`
@@ -102,7 +102,7 @@ ___
 **Ƭ ProviderInterface$Emitted**: * "connected" &#124; "disconnected"
 *
 
-*Defined in [types.d.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-provider/src/types.d.ts#L40)*
+*Defined in [types.d.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-provider/src/types.d.ts#L40)*
 
 ___
 
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index 363fbbbaf1..bd22129e38 100644
--- a/docs/api-rx/classes/_index_.rxapi.html
+++ b/docs/api-rx/classes/_index_.rxapi.html
@@ -382,7 +382,7 @@
 <p><a id="constructor"></a></p>
 <h2 id="constructor">constructor</h2>
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-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L40" target="_blank">index.ts:40</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L40" target="_blank">index.ts:40</a></em></p>
 <p><strong>Parameters:</strong></p>
 <table>
 <thead>
@@ -408,28 +408,28 @@
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 <h2 id="author">author</h2>
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-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L37" target="_blank">index.ts:37</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L37" target="_blank">index.ts:37</a></em></p>
 <hr>
 <p><a id="chain"></a></p>
 <h2 id="chain">chain</h2>
 <p><strong>&#x25CF; chain</strong>: <em><a href="../modules/_types_d_.md#rxapiinterface_section">RxApiInterface$Section</a></em></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L38" target="_blank">index.ts:38</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L38" target="_blank">index.ts:38</a></em></p>
 <hr>
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+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L39" target="_blank">index.ts:39</a></em></p>
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-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L40" target="_blank">index.ts:40</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L40" target="_blank">index.ts:40</a></em></p>
 <hr>
 <h1 id="methods">Methods</h1>
 <p><a id="isconnected"></a></p>
 <h2 id="isconnected">isConnected</h2>
 <p>&#x25B8; <strong>isConnected</strong>(): <code>BehaviorSubject</code>&lt;<code>boolean</code>&gt;</p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L59" target="_blank">index.ts:59</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L59" target="_blank">index.ts:59</a></em></p>
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index c8de3819b6..f239e0670d 100644
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@@ -21,7 +21,7 @@ const provider = new WsProvider('[http://127.0.0.1:9944')](http://127.0.0.1:9944
 
 ⊕ **new RxApi**(provider?: *`ProviderInterface`*): [RxApi](_index_.rxapi.md)
 
-*Defined in [index.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L40)*
+*Defined in [index.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L40)*
 
 **Parameters:**
 
@@ -41,7 +41,7 @@ ___
 
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-*Defined in [index.ts:37](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L37)*
+*Defined in [index.ts:37](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L37)*
 
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@@ -50,7 +50,7 @@ ___
 
 **● chain**: *[RxApiInterface$Section](../modules/_types_d_.md#rxapiinterface_section)*
 
-*Defined in [index.ts:38](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L38)*
+*Defined in [index.ts:38](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L38)*
 
 ___
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@@ -59,7 +59,7 @@ ___
 
 **● state**: *[RxApiInterface$Section](../modules/_types_d_.md#rxapiinterface_section)*
 
-*Defined in [index.ts:39](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L39)*
+*Defined in [index.ts:39](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L39)*
 
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@@ -68,7 +68,7 @@ ___
 
 **● system**: *[RxApiInterface$Section](../modules/_types_d_.md#rxapiinterface_section)*
 
-*Defined in [index.ts:40](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L40)*
+*Defined in [index.ts:40](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L40)*
 
 ___
 
@@ -80,7 +80,7 @@ ___
 
 ▸ **isConnected**(): `BehaviorSubject`<`boolean`>
 
-*Defined in [index.ts:59](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/index.ts#L59)*
+*Defined in [index.ts:59](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/index.ts#L59)*
 
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index afe4d41329..3fa8f770bf 100644
--- a/docs/api-rx/modules/_types_d_.md
+++ b/docs/api-rx/modules/_types_d_.md
@@ -8,7 +8,7 @@
 
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-*Defined in [types.d.ts:15](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/types.d.ts#L15)*
+*Defined in [types.d.ts:15](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/types.d.ts#L15)*
 
 #### Type declaration
 
@@ -19,7 +19,7 @@ ___
 
 **Ƭ RxApiInterface$Method**: *`function`*
 
-*Defined in [types.d.ts:9](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/types.d.ts#L9)*
+*Defined in [types.d.ts:9](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/types.d.ts#L9)*
 
 #### Type declaration
 ▸(...params: *`Array`<`any`>*):  `Observable`<`any`> &#124; `BehaviorSubject`<`any`>
@@ -39,7 +39,7 @@ ___
 
 **Ƭ RxApiInterface$Section**: *`object`*
 
-*Defined in [types.d.ts:11](https://github.com/polkadot-js/api/blob/0c906e5/packages/api-rx/src/types.d.ts#L11)*
+*Defined in [types.d.ts:11](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api-rx/src/types.d.ts#L11)*
 
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+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L29" target="_blank">index.ts:29</a></em></p>
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 <table>
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 <hr>
 <h1 id="methods">Methods</h1>
 <p><a id="signature"></a></p>
 <h2 id="static-signature"><code>&lt;Static&gt;</code> signature</h2>
 <p>&#x25B8; <strong>signature</strong>(__namedParameters: <em><code>object</code></em>): <code>string</code></p>
-<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L58" target="_blank">index.ts:58</a></em></p>
+<p><em>Defined in <a href="https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L58" target="_blank">index.ts:58</a></em></p>
 <p><em><strong>name</strong></em>: signature</p>
 <p><em><strong>signature</strong></em>: jsonrpcSignature (method: InterfaceMethodDefinition): string</p>
 <p><em><strong>summary</strong></em>: Returns a string representation of the method with inputs and outputs.</p>
@@ -494,7 +494,7 @@
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diff --git a/docs/api/classes/_index_.api.md b/docs/api/classes/_index_.api.md
index dd499bbd65..7b85098362 100644
--- a/docs/api/classes/_index_.api.md
+++ b/docs/api/classes/_index_.api.md
@@ -20,7 +20,7 @@ const provider = new WsProvider('[http://127.0.0.1:9944')](http://127.0.0.1:9944
 
 ⊕ **new Api**(provider: *`ProviderInterface`*): [Api](_index_.api.md)
 
-*Defined in [index.ts:29](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L29)*
+*Defined in [index.ts:29](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L29)*
 
 *__constructor__*: Default constructor for the Api Object
 
@@ -42,7 +42,7 @@ ___
 
 **● author**: *[ApiInterface$Section](../modules/_types_d_.md#apiinterface_section)*
 
-*Defined in [index.ts:26](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L26)*
+*Defined in [index.ts:26](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L26)*
 
 ___
 <a id="chain"></a>
@@ -51,7 +51,7 @@ ___
 
 **● chain**: *[ApiInterface$Section](../modules/_types_d_.md#apiinterface_section)*
 
-*Defined in [index.ts:27](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L27)*
+*Defined in [index.ts:27](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L27)*
 
 ___
 <a id="state"></a>
@@ -60,7 +60,7 @@ ___
 
 **● state**: *[ApiInterface$Section](../modules/_types_d_.md#apiinterface_section)*
 
-*Defined in [index.ts:28](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L28)*
+*Defined in [index.ts:28](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L28)*
 
 ___
 <a id="system"></a>
@@ -69,7 +69,7 @@ ___
 
 **● system**: *[ApiInterface$Section](../modules/_types_d_.md#apiinterface_section)*
 
-*Defined in [index.ts:29](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L29)*
+*Defined in [index.ts:29](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L29)*
 
 ___
 
@@ -81,7 +81,7 @@ ___
 
 ▸ **signature**(__namedParameters: *`object`*): `string`
 
-*Defined in [index.ts:58](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/index.ts#L58)*
+*Defined in [index.ts:58](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/index.ts#L58)*
 
 *__name__*: signature
 
diff --git a/docs/api/index.html b/docs/api/index.html
index 7bad461266..decfe27c1d 100644
--- a/docs/api/index.html
+++ b/docs/api/index.html
@@ -461,7 +461,7 @@
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diff --git a/docs/api/interfaces/_types_d_.apiinterface_section_method.md b/docs/api/interfaces/_types_d_.apiinterface_section_method.md
index 0bfbae9e0c..ac1881cb57 100644
--- a/docs/api/interfaces/_types_d_.apiinterface_section_method.md
+++ b/docs/api/interfaces/_types_d_.apiinterface_section_method.md
@@ -7,7 +7,7 @@
 # Callable
 ▸ **__call**(...params: *`Array`<`any`>*): `Promise`<`any`>
 
-*Defined in [types.d.ts:7](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/types.d.ts#L7)*
+*Defined in [types.d.ts:7](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/types.d.ts#L7)*
 
 **Parameters:**
 
@@ -25,7 +25,7 @@
 
 **● subscription**: *`string`*
 
-*Defined in [types.d.ts:10](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/types.d.ts#L10)*
+*Defined in [types.d.ts:10](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/types.d.ts#L10)*
 
 ___
 <a id="unsubscribe"></a>
@@ -34,7 +34,7 @@ ___
 
 **● unsubscribe**: *`function`*
 
-*Defined in [types.d.ts:11](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/types.d.ts#L11)*
+*Defined in [types.d.ts:11](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/types.d.ts#L11)*
 
 #### Type declaration
 ▸(id: *`number`*): `Promise`<`any`>
diff --git a/docs/api/modules/_types_d_.md b/docs/api/modules/_types_d_.md
index 2c41f78d83..b71e371f7a 100644
--- a/docs/api/modules/_types_d_.md
+++ b/docs/api/modules/_types_d_.md
@@ -8,7 +8,7 @@
 
 **Ƭ ApiInterface**: *`object`*
 
-*Defined in [types.d.ts:18](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/types.d.ts#L18)*
+*Defined in [types.d.ts:18](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/types.d.ts#L18)*
 
 #### Type declaration
 
@@ -19,7 +19,7 @@ ___
 
 **Ƭ ApiInterface$Section**: *`object`*
 
-*Defined in [types.d.ts:14](https://github.com/polkadot-js/api/blob/0c906e5/packages/api/src/types.d.ts#L14)*
+*Defined in [types.d.ts:14](https://github.com/polkadot-js/api/blob/2f60ba0/packages/api/src/types.d.ts#L14)*
 
 #### Type declaration
 
diff --git a/docs/examples/01_simple_connect/index.html b/docs/examples/01_simple_connect/index.html
index 4f67396d5c..4ba6c2f521 100644
--- a/docs/examples/01_simple_connect/index.html
+++ b/docs/examples/01_simple_connect/index.html
@@ -431,7 +431,7 @@ main().finally(_ =&gt; process.exit());
     <script>
         var gitbook = gitbook || [];
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diff --git a/docs/examples/02_listen_to_blocks/index.html b/docs/examples/02_listen_to_blocks/index.html
index 9d5478581e..4558e4aadc 100644
--- a/docs/examples/02_listen_to_blocks/index.html
+++ b/docs/examples/02_listen_to_blocks/index.html
@@ -433,7 +433,7 @@ main();
     <script>
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+            gitbook.page.hasChanged({"page":{"title":"Listen to blocks","level":"2.3","depth":1,"next":{"title":"Listen to balance change","level":"2.4","depth":1,"path":"examples/03_listen_to_balance_change/README.md","ref":"examples/03_listen_to_balance_change/README.md","articles":[]},"previous":{"title":"Simple connect","level":"2.2","depth":1,"path":"examples/01_simple_connect/README.md","ref":"examples/01_simple_connect/README.md","articles":[]},"dir":"ltr"},"config":{"plugins":["include-codeblock"],"root":"docs","styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"include-codeblock":{"check":false,"edit":false,"lang":"","fixlang":false,"template":"default","theme":"chrome","unindent":false},"highlight":{},"search":{},"lunr":{"maxIndexSize":1000000,"ignoreSpecialCharacters":false},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"fontsettings":{"theme":"white","family":"sans","size":2},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","pdf":{"pageNumbers":true,"fontSize":12,"fontFamily":"Arial","paperSize":"a4","chapterMark":"pagebreak","pageBreaksBefore":"/","margin":{"right":62,"left":62,"top":56,"bottom":56}},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"variables":{},"title":"Polkadot API Book","gitbook":">=2.4.0"},"file":{"path":"examples/02_listen_to_blocks/README.md","mtime":"2018-10-02T09:11:18.879Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2018-10-02T09:13:59.444Z"},"basePath":"../..","book":{"language":""}});
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diff --git a/docs/examples/03_listen_to_balance_change/index.html b/docs/examples/03_listen_to_balance_change/index.html
index c044b2dbbb..3ecb2a5807 100644
--- a/docs/examples/03_listen_to_balance_change/index.html
+++ b/docs/examples/03_listen_to_balance_change/index.html
@@ -432,7 +432,7 @@ api.state
     <script>
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diff --git a/lerna.json b/lerna.json
index e70c4d3b0b..c9f8f076e2 100644
--- a/lerna.json
+++ b/lerna.json
@@ -9,5 +9,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.30.8"
+  "version": "0.30.9"
 }
diff --git a/package.json b/package.json
index 53a0bdfd1e..a9df419f67 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.30.8",
+  "version": "0.30.9",
   "private": true,
   "engines": {
     "node": "^10.1.0",
diff --git a/packages/api-codec/package.json b/packages/api-codec/package.json
index a6737fc552..b0bf2548e9 100644
--- a/packages/api-codec/package.json
+++ b/packages/api-codec/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-codec",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "Implementation of the Parity codec",
   "main": "index.js",
   "keywords": [
diff --git a/packages/api-observable/package.json b/packages/api-observable/package.json
index 22809d30a8..4aa6be1d57 100644
--- a/packages/api-observable/package.json
+++ b/packages/api-observable/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-observable",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "An Observable wrapper around the Polkadot JS API",
   "main": "index.js",
   "keywords": [
@@ -30,8 +30,8 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-rx#readme",
   "dependencies": {
     "@babel/runtime": "^7.0.0",
-    "@polkadot/api": "^0.30.8",
-    "@polkadot/api-provider": "^0.30.8",
+    "@polkadot/api": "^0.30.9",
+    "@polkadot/api-provider": "^0.30.9",
     "@types/rx": "^4.1.1",
     "rxjs": "^6.3.2"
   }
diff --git a/packages/api-provider/package.json b/packages/api-provider/package.json
index b0c7a99b56..fc8fcd12f5 100644
--- a/packages/api-provider/package.json
+++ b/packages/api-provider/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-provider",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "Transport providers for the API",
   "main": "index.js",
   "keywords": [
@@ -30,7 +30,7 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-provider#readme",
   "dependencies": {
     "@babel/runtime": "^7.0.0",
-    "@polkadot/storage": "^0.30.8",
+    "@polkadot/storage": "^0.30.9",
     "@polkadot/util": "^0.30.7",
     "@polkadot/util-crypto": "^0.30.7",
     "@polkadot/util-keyring": "^0.30.7",
diff --git a/packages/api-rx/package.json b/packages/api-rx/package.json
index 78f8d7f7a3..4a9c4c5fed 100644
--- a/packages/api-rx/package.json
+++ b/packages/api-rx/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-rx",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "An RxJs wrapper around the Polkadot JS API",
   "main": "index.js",
   "keywords": [
@@ -30,8 +30,8 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-rx#readme",
   "dependencies": {
     "@babel/runtime": "^7.0.0",
-    "@polkadot/api": "^0.30.8",
-    "@polkadot/api-provider": "^0.30.8",
+    "@polkadot/api": "^0.30.9",
+    "@polkadot/api-provider": "^0.30.9",
     "@types/rx": "^4.1.1",
     "rxjs": "^6.3.2"
   }
diff --git a/packages/api/package.json b/packages/api/package.json
index 79e98c20ff..b9e5386f36 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
   "main": "index.js",
   "keywords": [
@@ -30,8 +30,8 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api#readme",
   "dependencies": {
     "@babel/runtime": "^7.0.0",
-    "@polkadot/api-provider": "^0.30.8",
-    "@polkadot/jsonrpc": "^0.30.8",
+    "@polkadot/api-provider": "^0.30.9",
+    "@polkadot/jsonrpc": "^0.30.9",
     "@polkadot/util": "^0.30.7"
   }
 }
diff --git a/packages/type-extrinsics/package.json b/packages/type-extrinsics/package.json
index 5a23c1a282..b9c905ad29 100644
--- a/packages/type-extrinsics/package.json
+++ b/packages/type-extrinsics/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/extrinsics",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "main": "index.js",
   "repository": "https://github.com/polkadot-js/api.git",
   "author": "Jaco Greeff <jacogr@gmail.com>",
diff --git a/packages/type-jsonrpc/package.json b/packages/type-jsonrpc/package.json
index c28d9218b5..74ed234063 100644
--- a/packages/type-jsonrpc/package.json
+++ b/packages/type-jsonrpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/jsonrpc",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "Method definitions for the Polkadot RPC layer",
   "main": "index.js",
   "engines": {
diff --git a/packages/type-storage/package.json b/packages/type-storage/package.json
index 3a0c7cfa4a..1b3fd77d3c 100644
--- a/packages/type-storage/package.json
+++ b/packages/type-storage/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/storage",
-  "version": "0.30.8",
+  "version": "0.30.9",
   "description": "Generic wrapper wrapper around state storage",
   "main": "index.js",
   "engines": {
@@ -30,7 +30,7 @@
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/type-storage#readme",
   "dependencies": {
     "@babel/runtime": "^7.0.0",
-    "@polkadot/api-codec": "^0.30.8",
+    "@polkadot/api-codec": "^0.30.9",
     "@polkadot/params": "^0.30.3",
     "@polkadot/primitives": "^0.30.3",
     "@polkadot/util": "^0.30.7",