When I go into the actual download section, it shows two possible scrips to download. The one i purchased is still unavailable with a 404, the other one requires me to repurchase again. It wont let me put a screenshot, but this is the general look of it when i click the interactive tab.
Script by Realcumber - Single Axis - Heatmap is not available - [download button] (404)
Script by Realcumber - Single Axis - [heatmap] The actual heatmap - Buy $4.99