{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "392950",
    "entityType": "User",
    "nonce": "0xe7b8689a20d1f7895a0aa0bf1102f9fb3986026d2c0e0851ba23bcd2877449f9",
    "signature": "0x5c8c85dc1d58a9adc4e2f7668a34d97e9089b961c17f2da99d6bad5258cc34614c51498e46bff57d1fd1c8433171f6448c2cbdc676faa246c3bfeac1e716b7bf1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}