{"version":"1.0","type":"rich","title":"Choropleth Map","description":"This choropleth map colors countries by economic classification, using a spectral color scale applied to World Atlas TopoJSON data enriched with TSV metadata. The visualization renders via SVG with d3.geoPath and a Natural Earth projection, supporting pan and zoom through d3.zoom. A custom color legend displays ordinal categories with colored circles, while hover interactions highlight individual countries. The map area is tinted blue via a sphere path, and country tooltips show names alongside their assigned economy values.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/b7ee70299e6b479995a1100af58428eb?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}