{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5745",
    "entityType": "User",
    "nonce": "0xb726324d0ade43fd61c6a8630668c818acb64becd4cd87a89b1c0e7b7bd616cf",
    "signature": "0x129e1bb707c970b8553f6c6d4fff77243a432f58e16c32e436fbe426977ef19b11910f2617393882465055031263c12065bbe5ef1926854ef20237b02711a9ec1c",
    "signer": "0xdCAf5149A8084F2C1c72dE882740656EfA9715b4",
    "userId": "994758391"
  }
}