[**brk-client**](../README.md) *** [brk-client](../globals.md) / SeriesEndpoint # Interface: SeriesEndpoint\ Defined in: [Developer/brk/modules/brk-client/index.js:1341](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1341) ## Type Parameters ### T `T` ## Properties ### fetch > **fetch**: (`onUpdate?`) => `Promise`\<[`SeriesData`](../type-aliases/SeriesData.md)\<`T`\>\> Defined in: [Developer/brk/modules/brk-client/index.js:1347](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1347) Fetch all data #### Parameters ##### onUpdate? (`value`) => `void` #### Returns `Promise`\<[`SeriesData`](../type-aliases/SeriesData.md)\<`T`\>\> *** ### fetchCsv > **fetchCsv**: () => `Promise`\<`string`\> Defined in: [Developer/brk/modules/brk-client/index.js:1348](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1348) Fetch all data as CSV #### Returns `Promise`\<`string`\> *** ### first > **first**: (`n`) => [`RangeBuilder`](RangeBuilder.md)\<`T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1344](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1344) Get first n items #### Parameters ##### n `number` #### Returns [`RangeBuilder`](RangeBuilder.md)\<`T`\> *** ### get > **get**: (`index`) => [`SingleItemBuilder`](SingleItemBuilder.md)\<`T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1342](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1342) Get single item at index #### Parameters ##### index `number` #### Returns [`SingleItemBuilder`](SingleItemBuilder.md)\<`T`\> *** ### last > **last**: (`n`) => [`RangeBuilder`](RangeBuilder.md)\<`T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1345](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1345) Get last n items #### Parameters ##### n `number` #### Returns [`RangeBuilder`](RangeBuilder.md)\<`T`\> *** ### path > **path**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1350](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1350) The endpoint path *** ### skip > **skip**: (`n`) => [`SkippedBuilder`](SkippedBuilder.md)\<`T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1346](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1346) Skip first n items, chain with take() #### Parameters ##### n `number` #### Returns [`SkippedBuilder`](SkippedBuilder.md)\<`T`\> *** ### slice > **slice**: (`start?`, `end?`) => [`RangeBuilder`](RangeBuilder.md)\<`T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1343](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1343) Slice by index #### Parameters ##### start? `number` ##### end? `number` #### Returns [`RangeBuilder`](RangeBuilder.md)\<`T`\> *** ### then > **then**: [`Thenable`](../type-aliases/Thenable.md)\<`T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1349](https://github.com/bitcoinresearchkit/brk/blob/83edef4806773ef7225b7c0de863c44bd953169d/modules/brk-client/index.js#L1349) Thenable (await endpoint)