{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x086740e06023441a2eac8b6f79fccc8d2511265b73d53b4a0409e0ada64f49df",
    "signature": "0xf6c2dced20a4eed2a31dc35012d3d599800fe81e3ba45a3cac80a019757d0d8039fa1df8b8be290315e9a05c54cd138fa36fa69afa370415c181e01e8c48bdda1c",
    "signer": "0x67f0DD24C108EB5Da1Bb212489834f2f6912C5B7",
    "userId": "512888028"
  }
}