{"version":"1.0","type":"rich","title":"World Countries Tree","description":"A hierarchical tree diagram displays the structural relationships among world regions, subregions, and countries, using data organized in a nested JSON format. The visualization renders with D3 v5's `tree` layout and `linkHorizontal` path generator to create a horizontal branching layout. SVG elements are used for rendering, with text labels sized according to depth level. The viewport supports pan and zoom interactions through D3's `zoom` behavior, allowing users to explore the complete hierarchical dataset.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/757b01db029942119e7ecdc77bc4ab6e?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}