{"version":"1.0","type":"rich","title":"Choropleth Map with Interactive Filtering","description":"This choropleth map colors countries by economic classification using a spectral color scale, with an interactive legend that filters map regions by clicking legend items. The visualization combines a world map rendered with d3.geoPath and d3.geoNaturalEarth1, a colorLegend with clickable circles, and d3.zoom for panning and zooming. Country data comes from the world-atlas TopoJSON and TSV datasets, with hover highlighting and tooltips showing country names and values.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/caca7d7886d64b5ca0ce3eae86eda577?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}