{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x46f2dbe9ba7984427c3fbf4371d10bb4be8f7ef376080426d365ab714e245c50",
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    "signer": "0x4bA147831f8ab07f83D8BBc490A1eb881a87845b",
    "userId": "242887568"
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}