{
  "layers": [
    {
      "name": "LayoutView #document",
      "bounds": [800, 600],
      "contentsOpaque": true,
      "drawsContent": true,
      "paintInvalidations": [
        {
          "object": "LayoutBlockFlow (positioned) DIV",
          "rect": [158, 74, 50, 50],
          "reason": "geometry"
        },
        {
          "object": "LayoutBlockFlow (positioned) DIV",
          "rect": [100, 74, 50, 50],
          "reason": "geometry"
        }
      ]
    }
  ],
  "objectPaintInvalidations": [
    {
      "object": "LayoutBlockFlow (relative positioned) DIV id='t'",
      "reason": "style change"
    },
    {
      "object": "LayoutBlockFlow (positioned) DIV",
      "reason": "geometry"
    }
  ]
}