{"version":"1.0","type":"rich","title":"Choropleth map","description":"This choropleth map colors world countries by economy type using a spectral color scale. The map is rendered with SVG, using `d3.geoPath` with the Natural Earth projection, and supports zooming via `d3.zoom`. A legend with color swatches allows users to click a category, which highlights matching countries while dimming others. Data is loaded from the world-atlas TopoJSON and TSV files.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/e1695e9ce4b74121946b54ee4e7f4bf8?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}