[**brk-client**](../README.md) *** [brk-client](../globals.md) / MetricsTree\_Indexes\_Halvingepoch # Interface: MetricsTree\_Indexes\_Halvingepoch Defined in: [Developer/brk/modules/brk-client/index.js:3628](https://github.com/bitcoinresearchkit/brk/blob/3d3652470714070e3e6df47b3af6f06512541475/modules/brk-client/index.js#L3628) ## Properties ### firstHeight > **firstHeight**: [`MetricPattern10`](../type-aliases/MetricPattern10.md)\<`number`\> Defined in: [Developer/brk/modules/brk-client/index.js:3629](https://github.com/bitcoinresearchkit/brk/blob/3d3652470714070e3e6df47b3af6f06512541475/modules/brk-client/index.js#L3629) *** ### identity > **identity**: [`MetricPattern10`](../type-aliases/MetricPattern10.md)\<`number`\> Defined in: [Developer/brk/modules/brk-client/index.js:3630](https://github.com/bitcoinresearchkit/brk/blob/3d3652470714070e3e6df47b3af6f06512541475/modules/brk-client/index.js#L3630)