{
  "bounds": [800, 600],
  "children": [
    {
      "bounds": [800, 600],
      "contentsOpaque": true,
      "drawsContent": true,
      "repaintRects": [
        [8, 8, 300, 100]
      ],
      "paintInvalidationClients": [
        "LayoutSVGResourcePattern pattern id='pat'",
        "LayoutSVGText text",
        "LayoutSVGInlineText #text",
        "InlineTextBox 'X'",
        "LayoutSVGTSpan tspan",
        "InlineFlowBox",
        "LayoutSVGInlineText #text",
        "InlineTextBox 'Y'",
        "LayoutSVGInlineText #text",
        "InlineTextBox 'Z'"
      ]
    }
  ]
}