{
  "manageEntity": {
    "action": "Delete",
    "entityId": "159949805",
    "entityType": "Track",
    "nonce": "0xccab57ab81611ab2527388f3211a7345a96a1f41a2c3865571c18c86686b12cc",
    "signature": "0x859e3387dce80e96e462dd3a417d6fe7b3adad62b9e8f301f0206cd78f22da671f6f2b33fabdce2f27b90e8ebd43d2e95a3be27017c7951b573d5b15ecc9a6751c",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}