{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40651",
    "entityType": "User",
    "nonce": "0x505369965b036c246ce732492f5cab5829b96ac9638317a29aec4882a6a5bb09",
    "signature": "0x4022b6f727933c22cc0a339e5a8223812bc1356ac8959a049fc7d863d0b226805a31605bde1253a39688dc8a5c1ca112236be8549c13c84f18ea66b812fad32a1b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}