{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "930634116",
    "entityType": "User",
    "nonce": "0xa4137786fd43a5585804e69264b2d00c7a94553b6b893f828083f0dd276ae86d",
    "signature": "0x5ca026204c79656cb083676c8af5a1be9381b7549e9f2c53bffa04e8df7827bc487507e07e991706fc7ddd42bb44ce4dfbbc57209ec80865486998dcaa80decc1c",
    "signer": "0xbA83b3D0645C0C99c76cB296B0BA81bD641DB81c",
    "userId": "951995708"
  }
}