{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x87c5216666c2b0667dc56511fb8ac6710c37e925f6a3495dc2f731c3ddca4172",
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    "signer": "0xd7BB3B7eA7B0cCDCEF3506c95DA49195eABe24b9",
    "userId": "880373640"
  }
}