{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x17e03033ec6b6e82210c67abe4fce5031d6a7e77bf0a3bca5f72a19ff40b49a2",
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    "signer": "0x5d989a5ED8c868bFA60af2C69406572f8F79b587",
    "userId": "821479447"
  }
}