{"version":"1.0","type":"rich","title":"Lesson1","description":"A \"Hello World\" example demonstrates VizHub Version 3's runtime, using d3.js to render an empty SVG chart. Code in index.html exports a main function receiving container and options, enabling interactive widgets and hot reloading through immutable state updates. The visualization serves as a blank template for creating dynamic data displays.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/845baeda02f244fb9f5711f59a567f02?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}