{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd528ac30ed5949bb90fa9077a7fe27a90f14883be36cb4403debd71519b32466",
    "signature": "0x28c76364649b8037eb28117043470c97d9fc7ebbe1f655ad12cc0abe0c7fe5a02ead5fcd7b7495d4a198012fe0548a3a6ece13a02fd1c47aaf899bdbad1bbd251b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}