# DataSetData

Defined in: [packages/synapse-sdk/src/types.ts:748](https://github.com/FilOzone/synapse-sdk/blob/d2725be576fc57fac19e7c64cd8e004e0cec85d3/packages/synapse-sdk/src/types.ts#L748)

Data set data returned from the API

## Properties

### id

> **id**: `bigint`

Defined in: [packages/synapse-sdk/src/types.ts:750](https://github.com/FilOzone/synapse-sdk/blob/d2725be576fc57fac19e7c64cd8e004e0cec85d3/packages/synapse-sdk/src/types.ts#L750)

The data set ID

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### nextChallengeEpoch

> **nextChallengeEpoch**: `number`

Defined in: [packages/synapse-sdk/src/types.ts:754](https://github.com/FilOzone/synapse-sdk/blob/d2725be576fc57fac19e7c64cd8e004e0cec85d3/packages/synapse-sdk/src/types.ts#L754)

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:752](https://github.com/FilOzone/synapse-sdk/blob/d2725be576fc57fac19e7c64cd8e004e0cec85d3/packages/synapse-sdk/src/types.ts#L752)

Array of piece data in the data set