{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72941",
    "entityType": "User",
    "nonce": "0x65f1acfe0b7619f9bb7a9d9491517bf3f143c2f772aa5c658c2d9ef46239ccdb",
    "signature": "0xe2127a5f21c0072ed152643c6a31322aad518f520d039a84edf6a8b7369ace596fd485ff6675b8a52246acf093bf26fdf9cc27297e098303bef24ab99d814c391c",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}