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

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

# Interface: SingleItemBuilder\<T\>

Defined in: [Developer/brk/modules/brk-client/index.js:1045](https://github.com/bitcoinresearchkit/brk/blob/afe4123a1799221536f346575595e85e3b7040d4/modules/brk-client/index.js#L1045)

## Type Parameters

### T

`T`

## Properties

### fetch()

> **fetch**: (`onUpdate?`) => `Promise`\<[`MetricData`](MetricData.md)\<`T`\>\>

Defined in: [Developer/brk/modules/brk-client/index.js:1046](https://github.com/bitcoinresearchkit/brk/blob/afe4123a1799221536f346575595e85e3b7040d4/modules/brk-client/index.js#L1046)

Fetch the item

#### Parameters

##### onUpdate?

(`value`) => `void`

#### Returns

`Promise`\<[`MetricData`](MetricData.md)\<`T`\>\>

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### fetchCsv()

> **fetchCsv**: () => `Promise`\<`string`\>

Defined in: [Developer/brk/modules/brk-client/index.js:1047](https://github.com/bitcoinresearchkit/brk/blob/afe4123a1799221536f346575595e85e3b7040d4/modules/brk-client/index.js#L1047)

Fetch as CSV

#### Returns

`Promise`\<`string`\>

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### then

> **then**: [`Thenable`](../type-aliases/Thenable.md)\<`T`\>

Defined in: [Developer/brk/modules/brk-client/index.js:1048](https://github.com/bitcoinresearchkit/brk/blob/afe4123a1799221536f346575595e85e3b7040d4/modules/brk-client/index.js#L1048)

Thenable