{ "$schema": "http://json-schema.org/draft-07/schema#", "title": "CreateReaderCheckoutResponse", "type": "object", "properties": { "data": { "type": "object", "properties": { "client_transaction_id": { "description": "The client transaction ID is a unique identifier for the transaction that is generated for the client.\n\nIt can be used later to fetch the transaction details via the [Transactions API](https://developer.sumup.com/api/transactions/get).\n", "type": "string", "example": "3fa85f64-5717-4562-b3fc-2c963f66afa6" } }, "required": [ "client_transaction_id" ] } }, "example": { "data": { "client_transaction_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6" } }, "required": [ "data" ] }