{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12634",
    "entityType": "User",
    "nonce": "0x231b605c07bfd53098d865666454e702cba297e89efd401b438d9db2c5e83c40",
    "signature": "0x27475318e4bb4327a1db2402184d00fb4f0fcfb8ace3c37a3fe9af6b6440fd0b154f2a71a9cc3cc77846c25f95390879905f11ef0e7013e200d7c3cb35f954db1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}