{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1568740568",
    "entityType": "Track",
    "nonce": "0x488de33f28e44bb108a63433a051dc5a7f0ab6716e2a58c0504f2a5b85d1a3db",
    "signature": "0xd4c4477d42f52c06800a998ea169ee2f50ee0cdf6c2a27298f194a2cbd32e8ef1e8c3749eb3fe3a0b8637bc43fba654dc3cc56f6807854071996258bf8df07a01b",
    "signer": "0xF2ed555836c9515f177Cd4A2ca27B34e35175f87",
    "userId": "743925647"
  }
}