{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1b6bdc4c8565662fdeb44e68ab76fa7cfac6b4eaa85f86dd8191296999171a03",
    "signature": "0x002af1a5f56db3decee358ca8111ebe13b1a14dd8ffaed83b4a884e5fd73f76616c5250346a746f1eea72d0420ea9f0afe65126fdf0d54afea0435e9adb416d21b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}