{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1256585038",
    "entityType": "Track",
    "nonce": "0xce6483b3019c2ce1d793cb7608ab56fae39c7f707916d38d7e6e0bb693b621dd",
    "signature": "0xac4d02fa63d4ba40cd4d22c54376afe7e71882a9a3a78fc1e50f96f5193eaa8847b3b54083de0ca6d3082851038420b867d7c83c4b3feb2d01b128c1242026d71c",
    "signer": "0x5aA69E1cbF18b7B70B4c1Fee93FF8570e37B9DF6",
    "userId": "442284625"
  }
}