{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x385095034202cfec71017e5705435ee94d512f361f833d423e16ed80ef53c3d3",
    "signature": "0x346c595994c78085863d2e1ed253e31d6d238124183beabde26b656a3e4697776b45db428795fce47991a49bb88c22c2db65fbc3ef408b07b6507e24f9446c741c",
    "signer": "0x37e9863e7fFAE7Da617893D1BDae31713b96e94C",
    "userId": "989858939"
  }
}