{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xfa251461d31169caa134b257d754c73c016978e76f5d4130e77c6cf913040979",
    "signature": "0x17ec67212274436a887416b6b82488ab6c6082acd5e48ad417247decd648531f5f96e864417d39bc22e4517e40f1a3e5aa9a55dd81102c31e5df7b25a3f1e8001b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}