{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x690ded522e921bb0a9b021ec200e3ea251b6102abfb5911eefa396857f16b50d",
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    "signer": "0x03dB479a8E887D4696e53C007b70b3EA318049d2",
    "userId": "773573937"
  }
}