{"version":"1.0","type":"rich","title":"activity 7.1","description":"This example demonstrates how to build a simple web page that displays a centered \"Hello VizHub!\" message using D3.js and ES6 modules. It loads D3 v5 via UNPKG and imports the `select` function to target the HTML element, while a local module provides the message string. The page is styled with CSS and shows the basic workflow of combining external libraries, local modules, and DOM manipulation in a VizHub environment.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/4568424a518f44b2b760c03ab3e49c47?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}