{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "988934176",
    "entityType": "User",
    "nonce": "0x82cd939f7489cfbfb51880018197aaa8901cadbe46aece8a001cdbde871d2c3f",
    "signature": "0x2598ed8aa9fc769db5a45b23a6b4307700701527a3780a6a76c75f94a396b49307ea4fd209d659dd208aa52295897b68f4b190551dad81673d1f44248159f8211b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}