[**brk-client**](../README.md)

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[brk-client](../globals.md) / MetricSelection

# Interface: MetricSelection

Defined in: [Developer/brk/modules/brk-client/index.js:414](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L414)

## Properties

### end?

> `optional` **end**: `number` \| `null`

Defined in: [Developer/brk/modules/brk-client/index.js:418](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L418)

Exclusive ending index, if negative counts from end

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### format?

> `optional` **format**: [`Format`](../type-aliases/Format.md)

Defined in: [Developer/brk/modules/brk-client/index.js:420](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L420)

Format of the output

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### index

> **index**: [`Index`](../type-aliases/Index.md)

Defined in: [Developer/brk/modules/brk-client/index.js:416](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L416)

Index to query

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### limit?

> `optional` **limit**: `number` \| `null`

Defined in: [Developer/brk/modules/brk-client/index.js:419](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L419)

Maximum number of values to return (ignored if `end` is set)

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### metrics

> **metrics**: `string`

Defined in: [Developer/brk/modules/brk-client/index.js:415](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L415)

Requested metrics

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### start?

> `optional` **start**: `number` \| `null`

Defined in: [Developer/brk/modules/brk-client/index.js:417](https://github.com/bitcoinresearchkit/brk/blob/dc15cceb1ee5fd90210add64f487f8d2140ef45a/modules/brk-client/index.js#L417)

Inclusive starting index, if negative counts from end