{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xbb3fa5ec025801ba7b722a57153374635e698178fb47efd294003f3dc709f867",
    "signature": "0x52728198a7ba2871088d362c2cdeafa13f03b27d80f016d7d2fcdca33a37fdbf50e92c8ea2708895b539695ad56841379c1ed5a1475b46cd3977a3f6c26209011b",
    "signer": "0x9c6A73DcE6aDD9a57A91af3377B46b9ec4f86CE9",
    "userId": "307616934"
  }
}