# InStoreReaderPayload

Object · GraphQL API

Top-level fields returned for an in-store reader.

## Fields

- `clientMutationId` (`String`): An identifier used to reconcile requests and responses. 255 characters maximum.
- `reader` (`InStoreReader`): The reader.

## Used by

- [pairInStoreReader](/braintree/graphql/reference/mutations/pair-in-store-reader) — Mutation
- [updateInStoreReader](/braintree/graphql/reference/mutations/update-in-store-reader) — Mutation

## GraphQL definition

```graphql
type InStoreReaderPayload {
  clientMutationId: String
  reader: InStoreReader
}
```

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[View the complete GraphQL schema on GitHub](https://raw.githubusercontent.com/braintree/graphql-api/refs/heads/master/schema.graphql)