{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x228e9fb0f1410518cbd5c99a56860f851eac413ba61d6deda59eb066ad6a0aea",
    "signature": "0xfe22733dc59b5702a9c54d002c19e6d84d3699e6d7c9773f2c1cba85951d193f02dac2c2644dbe30662295dc028d6c4502694040cc4ae038d57ed07d93b79d4d1c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}