{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5c6b1fd81ee3b17e91ee9566441be3ae2a621269f1a9d19a48cf98ff27567403",
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    "signer": "0x7b494d7b08190fEc1Fb8F19D19A8bB37B88aDaBa",
    "userId": "46378101"
  }
}