{ "$schema": "http://json-schema.org/draft-07/schema#", "title": "ReaderID", "description": "Unique identifier of the object.\n\nNote that this identifies the instance of the physical devices pairing with your SumUp account. If you [delete](https://developer.sumup.com/api/readers/delete-reader) a reader, and pair the device again, the ID will be different. Do not use this ID to refer to a physical device.", "type": "string", "example": "rdr_3MSAFM23CK82VSTT4BN6RWSQ65", "maxLength": 30, "minLength": 30 }