give me my uc

Hi I have a question can I get my uc back Because I bought some uc and I didn't get them when i was buying them the game crashed black screen but the payment went through when I open the game no uc i didn't get them I tried to refund the money but google said we can't I got order id and payment proof I need someone to help me with this I lost real money That's my profile And the uc that I didn't receive