Telangana State Road Transport Corporation [TSRTC] — Transaction failed at their end and not refunding my money

I booked two tickets from Wyra to Hyderabad on[protected] around 9:40 for a bus service no: 8922 for a journey date of[protected]. At the final stage of booking I got "Sorry we are unable to process your transaction" message from payubiz. I did my transaction via Google pay. The transaction is successful at their end but tickets were not booked. My money got deducted but not refunded. There is no proper mechanism to ask Tsrtc people. UPI transaction ID is[protected]