{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xea96becc50af458fe6e997e5587aa522bd0212f9b80b1134fc8185f2b3c2c255",
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    "signer": "0x547F6ee30f5017a6FC51F2559bC5167d6da2F2a5",
    "userId": "423278790"
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}