I think I managed to get it working, see attached file. Still not entirely sure exactly what is going on or how to deal with “unassigning” the callback function if the GH definition is closed, the component is deleted etc. Anywho, one step closer 
I think I managed to get it working, see attached file. Still not entirely sure exactly what is going on or how to deal with “unassigning” the callback function if the GH definition is closed, the component is deleted etc. Anywho, one step closer