{"version":"1.0","type":"rich","title":"Choropleth Map","description":"This choropleth map colors world countries by income group, using a spectral color scale with an accompanying legend. The visualization is built with D3.js, using `d3.geoPath` and `d3.geoNaturalEarth1` for map projection and rendering, and `zooming` via `d3.zoom` event handling. Country data comes from the `world-atlas` package, with income group information joined from a TSV file, and the map supports hover highlighting.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/0544ff97f0ce4a3086cfb077c2dec447?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}