# DataSetData

Defined in: [packages/synapse-sdk/src/types.ts:743](https://github.com/FilOzone/synapse-sdk/blob/ac439ced73387be0f1e7ed7e635dce4bdba76399/packages/synapse-sdk/src/types.ts#L743)

Data set data returned from the API

## Properties

### id

> **id**: `bigint`

Defined in: [packages/synapse-sdk/src/types.ts:745](https://github.com/FilOzone/synapse-sdk/blob/ac439ced73387be0f1e7ed7e635dce4bdba76399/packages/synapse-sdk/src/types.ts#L745)

The data set ID

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### nextChallengeEpoch

> **nextChallengeEpoch**: `number`

Defined in: [packages/synapse-sdk/src/types.ts:749](https://github.com/FilOzone/synapse-sdk/blob/ac439ced73387be0f1e7ed7e635dce4bdba76399/packages/synapse-sdk/src/types.ts#L749)

Next challenge epoch

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### pieces

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

Defined in: [packages/synapse-sdk/src/types.ts:747](https://github.com/FilOzone/synapse-sdk/blob/ac439ced73387be0f1e7ed7e635dce4bdba76399/packages/synapse-sdk/src/types.ts#L747)

Array of piece data in the data set