{"version":"1.0","type":"rich","title":"TN VizHub Cumulative Unique Logins","description":"This visualization shows the cumulative growth in unique VizHub users from launch in August 2018 through January 2023, plotted as a line chart with annotated milestones like the VizHub 1.0 medium post and 2.0 Kickstarter. The SVG chart is built with D3 v4, using d3.scaleTime and d3.scaleLinear for axes, d3.line for the path, and d3-svg-annotation to add contextual labels. Each data point is marked with a circle, and user counts come from a CSV file with date entries.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/fc54caf2191846a18098d444159a3864?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}