Payu Money — Garena free fire top-up diamonds not received

I purchased a cart of 1600 free fire diamonds today but I didn't recieve d the diamond when I went in game please give me my money back I did it with my mother's account so give me diamond or my money otherwise I will get so much loss atleast give me tha real diamonds that can be brought with 1600 don't give me double but atleast tha real one I did transaction from [protected]@gmail.com this id