{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x90d330dae6af0cb1487fb69e648954291398abd000267b9c5020ef22ef686367",
    "signature": "0xb4215934d2946576071475fadc457939a9ed999e383f1fcab95b52b5f286167f5842cd09f43fa3ba50b67255e13908da5c95fc492a6faec7b6880462c87881511c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}