{"version":"1.0","type":"rich","title":"Let's make a face with D3.js!","description":"A yellow smiley face with animated eyebrows demonstrates core D3.js DOM manipulation. The code uses D3 v5's `select` and `arc` to build SVG circles and a mouth path, while chained `transition().duration()` calls animate the eyebrow group’s `transform` attribute over two seconds. The face is centered via an SVG `g` element, with positions defined by numeric constants.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/40db172e95ec476a9fc482a7a6382fc1?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}