{"version":"1.0","type":"rich","title":"Gist 2db974b808d174057e76a03a03f32843","description":"Overlapping semi-transparent polygons on a map of San Francisco show drive-time catchments around a central point, with each ring colored by travel time in 60-second increments from 60 to 300 seconds. The polygons are loaded from a GeoJSON file, and their irregular shapes reflect road-network reachability.","provider_name":"VizHub AI Studio","provider_url":"https://next.vizhub.com","html":"<iframe src=\"https://next.vizhub.com/viz/gist-2db974b808d174057e76a03a03f32843?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"1\"></iframe>","width":960,"height":500,"cache_age":3600}