{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9a48cc70b87aba3ca1785acab169012ded5706baf78a23db73b01d516d5039e0",
    "signature": "0x5ca36f25801db010ad0419ff6f41846c1f6d51cb18ba2db01b25473dfe47f6fb31473bf75d1458cb371150341e9ee69b1b6237238f0806ed789188e9790df2271b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}