{
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      "name": "Scrolling Contents Layer",
      "bounds": [800, 600],
      "contentsOpaque": true,
      "backgroundColor": "#FFFFFF",
      "invalidations": [
        [150, 150, 100, 100],
        [8, 88, 100, 100]
      ]
    },
    {
      "name": "LayoutNGBlockFlow (positioned) DIV id='fixedTransformed'",
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      "drawsContent": false
    }
  ]
}