{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb6324730f37c8da45f99e843a727265bf28ec8fdbff744a900e383406f4ca283",
    "signature": "0x73400be8638bab46b9e35a36498902e529d9c92f9cd6ea065147ce9be9caa3ec7c2aef79ea926df0239b6c435b1f3b1e03f9d14090b00b23573853f7f17ab27e1c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}