I finally managed to beat some missions from whale 18, and I noticed this:
I got 2 ampies from the missions themselves, so it seems the 3medals rewards are bugged and give only 1 ampy instead of 3
It feels very bad, but I believe that you are not the only one at the moment. Thank you for your clues.. When I finished, I didn’t feel that I had received it.
Already reflected but not compensated, is their current situation