# Interface: iGetSignInChallengePayload

Defined in: [packages/bitbadgesjs-sdk/src/api-indexer/requests/requests.ts:1036](https://github.com/BitBadges/bitbadgesjs/blob/master/packages/bitbadgesjs-sdk/src/api-indexer/requests/requests.ts#L1036)

## Properties

### address

> **address**: `string`

Defined in: [packages/bitbadgesjs-sdk/src/api-indexer/requests/requests.ts:1045](https://github.com/BitBadges/bitbadgesjs/blob/master/packages/bitbadgesjs-sdk/src/api-indexer/requests/requests.ts#L1045)

The user's blockchain address. This can be their native address.

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### chain

> **chain**: [`SupportedChain`](https://docs.bitbadges.io/sdk/reference/enumerations/supported-chain)

Defined in: [packages/bitbadgesjs-sdk/src/api-indexer/requests/requests.ts:1040](https://github.com/BitBadges/bitbadgesjs/blob/master/packages/bitbadgesjs-sdk/src/api-indexer/requests/requests.ts#L1040)

The blockchain to be signed in with.