{
    "widgettype": "VBox",
    "options": {
        "width": "100%",
        "height": "100%",
        "padding": "20px",
        "bgcolor": "#f0f2f5"
    },
    "subwidgets": [
        {
            "widgettype": "Text",
            "options": {
                "text": "Dashboard",
                "fontSize": "24px",
                "fontWeight": "bold",
                "color": "#333",
                "marginBottom": "20px"
            }
        },
        {
            "widgettype": "RefreshWidget",
            "id": "cards_refresh",
            "options": {
                "period_seconds": 10,
                "url": "{{entire_url('api/dashboard_cards.dspy')}}"
            }
        },
        {
            "widgettype": "VBox",
            "id": "chart_section",
            "options": {
                "bgcolor": "#FFFFFF",
                "padding": "24px",
                "borderRadius": "8px",
                "marginTop": "20px",
                "minHeight": "350px",
                "boxShadow": "0 2px 8px rgba(0,0,0,0.1)"
            },
            "subwidgets": [
                {
                    "widgettype": "Text",
                    "options": {
                        "text": "Top 3 模型（今日）",
                        "fontSize": "18px",
                        "fontWeight": "bold",
                        "color": "#333",
                        "marginBottom": "16px"
                    }
                },
                {
                    "widgettype": "ChartBar",
                    "id": "top_models_chart",
                    "options": {
                        "height": "300px",
                        "width": "100%",
                        "data_url": "{{entire_url('api/get_top_models.dspy')}}",
                        "nameField": "model_name",
                        "valueFields": ["cnt", "total_amount"],
                        "refresh_period": 10
                    }
                }
            ]
        }
    ]
}