{
  "success": true,
  "error": "<string>",
  "payloads": {
    "uuid": "<string>",
    "description": "<string>",
    "payload_type": "<string>",
    "filename": "<string>",
    "creation_time": "<string>",
    "build_phase": "<string>"
  }
}

{
  "payload_uuid": "<string>",
  "callback_id": 123,
  "payload_type": "<string>",
  "filename": "<string>"
}