{
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  "seed": 2024,
  "theme": "light",
  "canvas": { "width": 640, "height": 400 },
  "elements": [
    { "type": "rect", "x": 0, "y": 0, "w": 1, "h": 1, "stroke": "grid", "weight": 1 },
    { "type": "random-dots", "count": 900, "fill": "accent", "radius": [1, 4] }
  ]
}