{"version":"1.0","type":"rich","title":"World Countries Tree","description":"A static, zoomable tree visualization displays the hierarchical structure of world countries, organized by continent and region, using a horizontal node-link layout. The D3.js code loads a JSON file, builds the hierarchy, and renders text labels alongside connecting paths. The SVG output uses a custom zoom feature and a serif font, with the tree sized to fit the browser viewport.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/a279a45ca1b24ead9c2fd5489050ce44?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}