{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "242",
    "entityType": "User",
    "nonce": "0x9a7d6bc529484963ed773f929350167e0a693454900db40699f10fb7b50bbc69",
    "signature": "0x7ad8104976436e3cac5373f5940c407eaf04398eee4774991eda34eed0f55c4b239b7a3d003c4d6cea9db609a61c8c8817787b008a19d260b41f89ec031da6f11c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}