Pubg Mobile — pubg mobile credited my money but didn't get the uc purchased

Address:

1st Floor, Gomes Bldg, Opp. Hotel Delmon, North Goa, Goa, 403001

I had done an online payment though phonepay in pubg mobile game amount of rs. 1949/- the amount got credited from my account but i didn't receive any uc this is nonsense earlier similar thing had happened but i didn't mind as it was very small amount but now i can't keep quiet it's ridiculous. Please help me refund my money back or else give me the uc i paid for.
Below is the message i received:-
Dear sbi upi user, ur a/cx5793 - debited by rs1949.0 on 23sep19 ref no[protected] download yono @ www.yonosbi.com