{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x75867eb4bd0821bc09892c185f89507172d1d360a4c043e44a108ac67a10c6d9",
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    "signer": "0x16fcCAF720904B30a22E9363032115C7261c823A",
    "userId": "365870080"
  }
}