# DataSetData

Defined in: [packages/synapse-sdk/src/types.ts:587](https://github.com/FilOzone/synapse-sdk/blob/31a254e90d4d78100350c29785cf1a92e6112152/packages/synapse-sdk/src/types.ts#L587)

Data set data returned from the API

## Properties

### id

> **id**: `bigint`

Defined in: [packages/synapse-sdk/src/types.ts:589](https://github.com/FilOzone/synapse-sdk/blob/31a254e90d4d78100350c29785cf1a92e6112152/packages/synapse-sdk/src/types.ts#L589)

The data set ID

***

### nextChallengeEpoch

> **nextChallengeEpoch**: `number`

Defined in: [packages/synapse-sdk/src/types.ts:593](https://github.com/FilOzone/synapse-sdk/blob/31a254e90d4d78100350c29785cf1a92e6112152/packages/synapse-sdk/src/types.ts#L593)

Next challenge epoch

***

### pieces

> **pieces**: [`DataSetPieceData`](/reference/filoz/synapse-sdk/synapse/interfaces/datasetpiecedata/)[]

Defined in: [packages/synapse-sdk/src/types.ts:591](https://github.com/FilOzone/synapse-sdk/blob/31a254e90d4d78100350c29785cf1a92e6112152/packages/synapse-sdk/src/types.ts#L591)

Array of piece data in the data set