{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "RefundResponse400",
  "properties": {
    "error": {
      "type": "string",
      "description": "Error message",
      "example": "Invalid input parameters"
    },
    "code": {
      "type": "integer",
      "description": "Erroc code",
      "example": null
    }
  }
}