{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc1a9bfdd42cfef7468fc6527f12410a1f6315cc1449db3f62a5a51c8b70b5ed1",
    "signature": "0x8d6736e106af17bef2a7f2fb008b800deaf431077b8b023546c9e4df5bd545150ae2c69dba5d8aa8ac3a4bdec55bdd8f8376c962f0e7687dcdb4c39b375b07c81b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}