{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1438540",
    "entityType": "User",
    "nonce": "0xfe0967ef7edafa229f2ccd840c19c680aec9240e4e10135598f041f5ea286e8d",
    "signature": "0x07aa94b9e7c895ef93caa262b4faf12a8dc86b6c9544824f8d30b2c03d46dc655bbda374b5944c591926a610e7e6d63f0465966e8a5be6502cf5cb76a110925c1b",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}