{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "1334180554",
    "entityType": "Notification",
    "nonce": "0x803849b77b7e827bc303d69841cc57894c4e62a3028832c377c820e578a4a3d7",
    "signature": "0x16b38de89dc018479b3a22400455c59e9fb3bdf84c8a6f24b67418caf13ee06a37505e2180a05e8cb164a0032f3624f70a547feb9a3de5756cf6d03eb11f3b3f1c",
    "signer": "0x2FBbf17ca409dDEb6FeA2766042a0A7cf2Ddbe83",
    "userId": "8223"
  }
}