{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4e99bd68d442323093da32819e156bec5115535fa66ff47eb2a81c7846900b8f",
    "signature": "0xd433738ba90d917aada6d72c3c0f90340f31dc0b2c22f0f0e201efede5fe8e38449ba1b74b98b671734e256e3580fbbbc7c69536361b1be457f5802aa97785961c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}