{
  "layers": [
    {
      "name": "LayoutView #document",
      "bounds": [800, 600],
      "drawsContent": false,
      "backgroundColor": "#FFFFFF"
    },
    {
      "name": "Scrolling Layer",
      "bounds": [800, 600],
      "drawsContent": false
    },
    {
      "name": "Scrolling Contents Layer",
      "bounds": [800, 600],
      "contentsOpaque": true,
      "backgroundColor": "#FFFFFF",
      "paintInvalidations": [
        {
          "object": "LayoutNGBlockFlow (relative positioned) (floating) DIV",
          "rect": [128, 28, 80, 80],
          "reason": "chunk appeared"
        },
        {
          "object": "LayoutNGBlockFlow (relative positioned) (floating) DIV",
          "rect": [28, 28, 80, 80],
          "reason": "chunk disappeared"
        },
        {
          "object": "LayoutNGBlockFlow (floating) DIV",
          "rect": [348, 48, 60, 60],
          "reason": "paint property change"
        },
        {
          "object": "LayoutNGBlockFlow (relative positioned) (floating) DIV id='fourth'",
          "rect": [328, 28, 60, 60],
          "reason": "chunk appeared"
        },
        {
          "object": "LayoutNGBlockFlow HTML",
          "rect": [328, 28, 60, 60],
          "reason": "chunk disappeared"
        },
        {
          "object": "LayoutNGBlockFlow (floating) DIV id='third'",
          "rect": [248, 48, 60, 60],
          "reason": "paint property change"
        },
        {
          "object": "LayoutNGBlockFlow (relative positioned) (floating) DIV",
          "rect": [228, 28, 60, 60],
          "reason": "paint property change"
        },
        {
          "object": "LayoutNGBlockFlow (floating) DIV id='second'",
          "rect": [148, 48, 60, 60],
          "reason": "chunk disappeared"
        },
        {
          "object": "LayoutNGBlockFlow (relative positioned) (floating) DIV",
          "rect": [128, 28, 60, 60],
          "reason": "chunk disappeared"
        },
        {
          "object": "LayoutNGBlockFlow (floating) DIV id='first'",
          "rect": [48, 48, 60, 60],
          "reason": "chunk appeared"
        },
        {
          "object": "LayoutNGBlockFlow (relative positioned) (floating) DIV",
          "rect": [28, 28, 60, 60],
          "reason": "chunk appeared"
        }
      ]
    }
  ]
}