{
    "widgettype": "VBox",
    "options": {"width": "100%", "height": "100%", "padding": "20px"},
    "subwidgets": [
        {"widgettype": "Text", "options": {"label": "实体导入", "fontSize": "24px"}},
        {"widgettype": "Text", "options": {"label": "支持 CSV（首行表头）或 JSON 数组，字段：name、code、entity_type、status、attributes_json"}},
        {"widgettype": "Form", "options": {
            "title": "导入实体数据",
            "submit_url": "{{entire_url('/entity/api/entity_import.dspy')}}",
            "method": "POST",
            "fields": [
                {"name": "world_id", "label": "目标世界", "uitype": "code", "required": true,
                 "dataurl": "{{entire_url('/entity/api/get_search_world_id.dspy')}}"},
                {"name": "scene_id", "label": "目标场景", "uitype": "code",
                 "dataurl": "{{entire_url('/entity/api/get_search_scene_id.dspy')}}"},
                {"name": "file", "label": "导入文件", "uitype": "file", "required": true}
            ]
        }}
    ]
}