{"version":"1.0","type":"rich","title":"Smiley Face Part 2","description":"A smiley face remains static and centered, while a single gray circle tracks the mouse movement across the SVG canvas. The React component uses `useState` and `useCallback` to update the circle's `cx` and `cy` attributes on every `mousemove` event, rendering via ReactDOM. The example demonstrates interactive SVG rendering with React and D3 v7, though it does not use D3-specific APIs beyond the imported library.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/32ccde7380f24faeb833df65c2f94345?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}