I am not really sure where to begin on this as I have never attempted it before. I assume this would be a drilldown but where would I add the notation for it to do this functionality? Any and all help is appreciated.
You will need to set a token on the drilldown and then create another panel that is dependent on that token, in other words it wont be visible until you click on one of the apiproxy.name fields. Here is some example code (you may need to modify it depending on whether or not you want a line chart etc.):