{
  "layers": [
    {
      "name": "Scrolling background of LayoutView #document",
      "bounds": [800, 600],
      "contentsOpaque": true,
      "backgroundColor": "#FFFFFF"
    },
    {
      "name": "LayoutImage (positioned) IMG",
      "position": [10, 10],
      "bounds": [50, 50],
      "contentsOpaque": true,
      "backgroundColor": "#000000"
    },
    {
      "name": "LayoutNGBlockFlow (relative positioned) DIV class='inner'",
      "position": [500, 120],
      "bounds": [100, 100],
      "contentsOpaque": true,
      "backgroundColor": "#0000FF"
    },
    {
      "name": "LayoutImage (positioned) IMG",
      "position": [10, 10],
      "bounds": [50, 50],
      "contentsOpaque": true,
      "backgroundColor": "#000000",
      "transform": 1
    },
    {
      "name": "LayoutNGBlockFlow (relative positioned) DIV class='composited inner'",
      "bounds": [100, 100],
      "contentsOpaque": true,
      "backgroundColor": "#0000FF",
      "transform": 2
    }
  ],
  "transforms": [
    {
      "id": 1,
      "transform": [
        [1, 0, 0, 0],
        [0, 1, 0, 0],
        [0, 0, 1, 0],
        [0, 250, 0, 1]
      ]
    },
    {
      "id": 2,
      "parent": 1,
      "transform": [
        [1, 0, 0, 0],
        [0, 1, 0, 0],
        [0, 0, 1, 0],
        [500, 120, 0, 1]
      ]
    }
  ]
}