Legend thresholds and color customization

Thank you!

Besides that, I'd like to know if it's possible to interact with the regionmap visualization, i.e., the user clicks on a specific region and it shows another dashboard, like a drill-down operation.
I've seen some posts explaining how to do it with tables or pie charts:


But none showing how to make it with the regionmap visualization. Do you know if it is possible?

Thank you,

Guilherme