{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x2b94ef09d79d7c16744622ff8d30cd3ef3598ca63eddc35b73be798726e6ea4e",
    "signature": "0x2b92ec761960a833077ebd1b2c9b5797cb08edd469e9eb1f443ba3f42f911dc665affeedd573ed9b3e7d153c8b666df188a4e1b2cbd3ca94b3cead01aa36c2171b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}