{
  "name": "Pulsing Circle",
  "description": "A pulsing circle in the center with rainbow colors",
  "layers": [
    {
      "type": "shape",
      "shape": "circle",
      "position": {
        "x": 8,
        "y": 8
      },
      "size": {
        "radius": 4
      },
      "color": {
        "type": "rainbow"
      },
      "intensity": 1.0,
      "animation": {
        "type": "pulse",
        "params": {
          "minScale": 0.5,
          "maxScale": 1.5,
          "frequency": 0.8
        }
      }
    }
  ],
  "parameters": {
    "speed": {
      "type": "range",
      "min": 0.1,
      "max": 2.0,
      "step": 0.1,
      "default": 1.0
    },
    "brightness": {
      "type": "range",
      "min": 0.1,
      "max": 1.0,
      "step": 0.1,
      "default": 1.0
    }
  }
}