[**brk-client**](../README.md) *** [brk-client](../globals.md) / SeriesTree\_Indexes\_Hour4 # Interface: SeriesTree\_Indexes\_Hour4 Defined in: [Developer/brk/modules/brk-client/index.js:6115](https://github.com/bitcoinresearchkit/brk/blob/6ff43c0f74cf0925ed63288a681f08b5cb45400b/modules/brk-client/index.js#L6115) ## Properties ### firstHeight > **firstHeight**: [`SeriesPattern6`](../type-aliases/SeriesPattern6.md)\<`number`\> Defined in: [Developer/brk/modules/brk-client/index.js:6116](https://github.com/bitcoinresearchkit/brk/blob/6ff43c0f74cf0925ed63288a681f08b5cb45400b/modules/brk-client/index.js#L6116)