{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53684",
    "entityType": "User",
    "nonce": "0x772bb638b939f339075e5f7981cd2eed6f0533adc0065df757175c55cbeb895e",
    "signature": "0x080da4d2aa70cb99c55d60ba7f78eb2ba064e268376042a8d462c4c0d75e8290710dcaa3971926f54a6d6d7a15f447f56e967b433c50128cebde86d17553df051b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}