{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd624f5d7aecedbaedae31a22a9ce94ff4ad0e4486d14e7cb229c781c5f247d8d",
    "signature": "0x621e6d17f33920dd0e38f78a5cbaf0ef725e2eeb8eaad35b8b80fe6f947216d810d755d2241340d5de56aa4f8329a13979b22582bdadd6a009b029ed9ec591fe1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}