Virtual scouting marker blueprint

https://drive.google.com/open?id=1tEfw6PnTFPaTI5kQjnkuIz3W75ZqKv_T

The picture is so big that it leaves the drive address

unreal virtual scouting …

When running the plug-in above, I want the marker color to change every time I click.
Currently, only 2 colors are available and not reset.
Which node should I add? crying