[**brk-client**](../README.md) *** [brk-client](../globals.md) / SeriesTree\_Indexes\_Hour4 # Interface: SeriesTree\_Indexes\_Hour4 Defined in: [Developer/brk/modules/brk-client/index.js:6200](https://github.com/bitcoinresearchkit/brk/blob/7a718293c0ddbae305c8352474c81c0e99fe1200/modules/brk-client/index.js#L6200) ## Properties ### firstHeight > **firstHeight**: [`SeriesPattern6`](../type-aliases/SeriesPattern6.md)\<`number`\> Defined in: [Developer/brk/modules/brk-client/index.js:6201](https://github.com/bitcoinresearchkit/brk/blob/7a718293c0ddbae305c8352474c81c0e99fe1200/modules/brk-client/index.js#L6201)