{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "626108037",
    "entityType": "User",
    "nonce": "0xb16963c27dd8b14e4372d3acbeac459beb1f6a6afc06af83bb281b9e8e70f39a",
    "signature": "0xadac84202fade01446992b0dd7757877935fb3323527676f21ede4916f35124b7fe0500b09e83b3d94181d485950d1f06ab9365980e3b03d13c211edd36c57831b",
    "signer": "0xd2034C6636b4261c48403302a162304227a2BBFd",
    "userId": "39985301"
  }
}