{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1802025542",
    "entityType": "Track",
    "nonce": "0xc38e70bfb7d6e7e56c51f5022f5f513a2f0fa0b190a79bba9926e3b3cd3f3f2c",
    "signature": "0x18b5bb63f9b21086250ef5d7e225611c3165a244a94a7dc314d8e605a0049b696710dc6cd0878dbd545ed7c8793e15aa35bb3d6e047b65e58ccc816f0a515a231c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}