{"version":"1.0","type":"rich","title":"Covid19 world map","description":"This visualization presents a world map showing cumulative COVID-19 cases as of June 6, 2021, using a natural Earth projection rendered with SVG via `d3.geoPath`. Circle markers sized by a square-root scale represent case counts per country, while a corresponding size legend and a color legend for missing data are included. The map supports zooming through `d3.zoom`, and tooltips display country names and case totals using `d3.format`. Data is loaded from a CSV file merged with TopoJSON world geometry via `topojson.feature`, with graticule lines and hover effects on country paths.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/cda394c0208744498b8dbab95cc5fa7d?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}