{
  "presentation": {
    "layout": "LAYOUT_16x9",
    "author": "Demo Author",
    "title": "Basic Presentation"
  },
  "slides": [
    {
      "objects": [
        {
          "type": "text",
          "text": "Welcome to PPTX Demo",
          "options": {
            "x": 1.0,
            "y": 2.0,
            "w": 8.0,
            "h": 1.5,
            "fontSize": 44,
            "fontFace": "Arial",
            "color": "2E75B6",
            "bold": true,
            "align": "center",
            "valign": "middle"
          }
        }
      ]
    },
    {
      "objects": [
        {
          "type": "text",
          "text": "Section Title",
          "options": {
            "x": 0.5,
            "y": 0.3,
            "w": 9.0,
            "h": 0.8,
            "fontSize": 28,
            "fontFace": "Arial",
            "color": "2E75B6",
            "bold": true
          }
        },
        {
          "type": "text",
          "text": "This is the body content of the slide. It demonstrates a typical title and body layout used in presentations.",
          "options": {
            "x": 0.5,
            "y": 1.5,
            "w": 9.0,
            "h": 3.0,
            "fontSize": 18,
            "fontFace": "Calibri",
            "color": "333333",
            "align": "left",
            "valign": "top",
            "wrap": true
          }
        }
      ]
    }
  ]
}