{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1155911866",
    "entityType": "Track",
    "nonce": "0x8f9953fb76f6336a73cec1aac646e4e74f052a1baea9ae51fbf3085acb303891",
    "signature": "0x60f1a573462b01358b24a345ddbaf60a0446940bc817a6f8c1e5a084c66e3a4b138183d402d8ee770b2ef7cdd820651a15a5e13b450a605f86ad237420254b031b",
    "signer": "0x831a896b387d64b53Bd50dbd69c4Ad12F94dFA17",
    "userId": "361319835"
  }
}