[**brk-client**](../README.md) *** [brk-client](../globals.md) / SeriesDataBase # Interface: SeriesDataBase\ Defined in: [Developer/brk/modules/brk-client/index.js:1653](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1653) ## Type Parameters ### T `T` ## Properties ### data > **data**: `T`[] Defined in: [Developer/brk/modules/brk-client/index.js:1660](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1660) The series data *** ### end > **end**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1658](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1658) End index (exclusive) *** ### entries > **entries**: () => \[`number`, `T`\][] Defined in: [Developer/brk/modules/brk-client/index.js:1664](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1664) Get [index, value] pairs #### Returns \[`number`, `T`\][] *** ### index > **index**: [`Index`](../type-aliases/Index.md) Defined in: [Developer/brk/modules/brk-client/index.js:1655](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1655) The index type used for this query *** ### indexes > **indexes**: () => `number`[] Defined in: [Developer/brk/modules/brk-client/index.js:1662](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1662) Get index numbers #### Returns `number`[] *** ### isDateBased > **isDateBased**: `boolean` Defined in: [Developer/brk/modules/brk-client/index.js:1661](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1661) Whether this series uses a date-based index *** ### keys > **keys**: () => `number`[] Defined in: [Developer/brk/modules/brk-client/index.js:1663](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1663) Get keys as index numbers (alias for indexes) #### Returns `number`[] *** ### stamp > **stamp**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1659](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1659) ISO 8601 timestamp of when the response was generated *** ### start > **start**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1657](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1657) Start index (inclusive) *** ### toMap > **toMap**: () => `Map`\<`number`, `T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1665](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1665) Convert to Map #### Returns `Map`\<`number`, `T`\> *** ### type > **type**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1656](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1656) Value type (e.g. "f32", "u64", "Sats") *** ### version > **version**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1654](https://github.com/bitcoinresearchkit/brk/blob/9879a986aa1b6609c39bacbd2ccae5519598e212/modules/brk-client/index.js#L1654) Version of the series data