{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x135a93337bd2bd2b926165a3cfe91e9e105590ba85b7f6a12784ce15218a5199",
    "signature": "0x632b8dc36ec188dd21442f681999134609b54c80837f4d8c72f4e6c796e93a0d16a285bf633c662394c3bc5aaff18d0a72f0a3d1a74ad14d60e8b7934ca665c71c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}