{"version":"1.0","type":"rich","title":"Choropleth Map","description":"A choropleth map colors world countries by their economy classification using an ordinal color scale with a diverging spectral scheme. The visualization includes a color legend and supports zooming and panning via d3.zoom. Geographic shapes are rendered with d3.geoPath and a natural Earth projection, using TopoJSON data from world-atlas and TSV metadata from the same source. Country names and economy values appear as tooltips.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/da7ac57c15ee45f2ab09aa85bf269536?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}