{
  "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"
    },
    {
      "name": "LayoutIFrame (positioned) IFRAME",
      "bounds": [400, 400]
    },
    {
      "name": "LayoutView #document",
      "bounds": [400, 400],
      "backgroundColor": "#FF0000"
    },
    {
      "name": "LayoutBlockFlow (positioned) DIV class='positioned layer'",
      "bounds": [100, 100],
      "contentsOpaque": true,
      "backgroundColor": "#008000",
      "transform": 1
    }
  ],
  "transforms": [
    {
      "id": 1,
      "transform": [
        [1, 0, 0, 0],
        [0, 1, 0, 0],
        [0, 0, 1, 0],
        [50, 50, 0, 1]
      ]
    }
  ]
}