{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56382",
    "entityType": "User",
    "nonce": "0xdae82bb86fbcc3b83c65f760988857cb36717e93cc9444c2767c3de4e7f06f7d",
    "signature": "0xe82a4cad2b07860bd2bb3db02513dc3fca3cb3a8540bb18eaa8ecd1764c3fbb11ca8a6edb2b51f03556518ccda7c30383bd5e58d444276a21182b42af5f319b21b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}