{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc464781d46d430272162e377d643b5a8a17f1250ad4ab3e7d5c0d3552eb8a347",
    "signature": "0xf264edab10c85f0a4c115ef28133b2bd597843cb01f3cd851aa79f0ed1e86a3a69d8d40db751f09d715045c32d571e4de189b9d5ec232add7c458042874dce4b1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}