{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x39877bc59a3d336063521bb97c5c41e866bd21ad8523d4c261c060d641594f62",
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    "signer": "0x96140a0C98421af577644FEc58eDDf34331B3456",
    "userId": "927608750"
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}