{
  "bounds": [800, 600],
  "children": [
    {
      "bounds": [800, 600],
      "contentsOpaque": true,
      "drawsContent": true,
      "children": [
        {
          "position": [8, 8],
          "bounds": [700, 525]
        },
        {
          "shouldFlattenTransform": false,
          "children": [
            {
              "position": [8, 8],
              "bounds": [700, 525],
              "drawsContent": true
            },
            {
              "position": [8, 8],
              "bounds": [700, 520],
              "drawsContent": true,
              "repaintRects": [
                [599, 492, 24, 25],
                [570, 492, 89, 25],
                [570, 492, 89, 25],
                [570, 492, 24, 25],
                [535, 489, 35, 31]
              ],
              "paintInvalidationClients": [
                "LayoutButton INPUT",
                "LayoutSlider INPUT",
                "LayoutFlexibleBox DIV",
                "LayoutBlockFlow DIV id='thumb'"
              ]
            }
          ]
        }
      ]
    }
  ]
}