{
  "bounds": [800, 600],
  "children": [
    {
      "bounds": [800, 600],
      "contentsOpaque": true,
      "drawsContent": true,
      "paintInvalidationClients": [
        "LayoutBlockFlow HTML",
        "LayoutBlockFlow BODY"
      ],
      "children": [
        {
          "position": [8, 8],
          "bounds": [200, 200],
          "contentsOpaque": true,
          "shouldFlattenTransform": false,
          "drawsContent": true,
          "backgroundColor": "#D3D3D3",
          "repaintRects": [
            [0, 160, 23, 17]
          ],
          "paintInvalidationClients": [
            "LayoutBlockFlow DIV id='scroller'",
            "LayoutBlockFlow DIV id='target'",
            "LayoutText #text",
            "InlineTextBox 'test'"
          ],
          "children": [
            {
              "bounds": [185, 185],
              "shouldFlattenTransform": false,
              "children": [
                {
                  "bounds": [200, 1620],
                  "drawsContent": true,
                  "repaintRects": [
                    [0, 610, 23, 17]
                  ],
                  "paintInvalidationClients": [
                    "LayoutBlockFlow DIV id='scroller'",
                    "LayoutBlockFlow DIV id='target'",
                    "LayoutText #text",
                    "InlineTextBox 'test'"
                  ]
                }
              ]
            },
            {
              "bounds": [200, 200],
              "children": [
                {
                  "position": [0, 185],
                  "bounds": [185, 15]
                },
                {
                  "position": [185, 0],
                  "bounds": [15, 185]
                },
                {
                  "position": [185, 185],
                  "bounds": [15, 15],
                  "drawsContent": true
                }
              ]
            }
          ]
        }
      ]
    }
  ]
}