{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3ae68e5b03021bcd7cc6f6196f35af93267b36dc6159f6ea821d7db586027ba4",
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    "signer": "0x6687B667182cfdc5646f5AEB14a9945c9b1d3A6B",
    "userId": "455272301"
  }
}