Flipkart — Prestige PGMFB Grill (Black) order number OD[protected]

I have ordered Prestige PGMFB Grill (Black) order number OD[protected] by paying 821 rs with paytm of and i have returned the material but during the refund the amount credited to my account was 679 Rs and 100 rs as supercoins but still 42 Rs is pending matter is not about 42 rs but the trust and after chatting with customer care they are not accepting the fault but forcing me to contact with paytm while contacting with paytm they are telling the issue is with the flipkart merchant and kindly contact them the issue is now more than 20 days old and now iam not getting any response from flipkart nor with paytm kindly resolve my issue
Regards,
Rahul Teotia