{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1afb5f0562b6b5991684ed201c22503be807eceff196c893296bdc888b2ea1fd",
    "signature": "0x20f4996aa8a2d3272234668374120670c745aa5ee843da83f7e98181e28df3444ca5cdd9e23e8e31b16dd305405681a19d1c14f5e1f8da6a2c2732b4b450cef61b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}