{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xff1e7c494d9cb1c7e8b700318c36dd27e31c14e23954bde55edb783c88820ef6",
    "signature": "0x16a172a468468468c8a8236461d6f4a6b529ab6d156e3ff34f1bc6b883a759ca3413e4d48559b9e715493380d020f01133446847740c6ddca067d642402792051c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}