{
  "bounds": [200, 300],
  "children": [
    {
      "bounds": [200, 300],
      "contentsOpaque": true,
      "drawsContent": true,
      "repaintRects": [
        [20, 0, 10, 30],
        [0, 200, 200, 100],
        [0, 20, 30, 10]
      ]
    }
  ]
}
{
  "bounds": [300, 300],
  "children": [
    {
      "bounds": [300, 300],
      "contentsOpaque": true,
      "drawsContent": true,
      "repaintRects": [
        [0, 0, 300, 300],
        [0, 0, 200, 300]
      ]
    }
  ]
}
{
  "bounds": [300, 250],
  "children": [
    {
      "bounds": [300, 250],
      "contentsOpaque": true,
      "drawsContent": true,
      "repaintRects": [
        [25, 0, 5, 30],
        [0, 25, 30, 5]
      ]
    }
  ]
}
{
  "bounds": [250, 250],
  "children": [
    {
      "bounds": [250, 250],
      "contentsOpaque": true,
      "drawsContent": true,
      "repaintRects": [
        [0, 0, 300, 250],
        [0, 0, 250, 250]
      ]
    }
  ]
}