{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1455620455",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ae90522b81bbd24de28280c58c1400d398f52c5b3272ad75bf7335f0220b140",
    "signature": "0x823f88e151bc4dbdcaf6110932b3a62b5844492c4a4e24c1de4085c737759855083a21845c7ac4d92557c5ca6164e53fe8f9b049258945ecc8edcf9651ae92f91b",
    "signer": "0xcdc1772589e70ee6667FAaC93E3F0CcD5BFDa2aE",
    "userId": "354908"
  }
}