{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9b3e58938eb646666fffb9bbb01bd9b465c5ffaf4ef519d5af3c32bfae377909",
    "signature": "0xbf90db0531d9b7afa6836d32db5d39245990a8126ad35c0598092bd50c698e56289c8ce1c43d4a4b9c020603f6ec00febb90502c6d11c701613634fa3b8b4de01c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}