{"version":"1.0","type":"rich","title":"Upload food nutrition data","description":"This example displays the size and structure of a filtered USDA foundation food nutrition dataset from 2020, showing the file size in kilobytes, the number of data rows, and the number of columns. It fetches a remote CSV file using `d3.csv` and then formats the result with `d3.csvFormat` to calculate the data’s byte length. The output is rendered as large text in a `<pre>` element using the `document.getElementById` and `textContent` API.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/277c0daaa36040fbbcae3982efa8f537?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}