{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3a4e48dc35c78507f80bcfd8a933e54bfbf8443806671ff25ea4f4730c5d87de",
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    "signer": "0x49DA4F708ef59e6007E395F01995898a12B6340C",
    "userId": "559619154"
  }
}