Zomato — I haven't received my refund amount

I have made a refund on 27 dec of rupees 5000 and till now I have recieved only 3000
If i ask for remaining amount they were not responding to mails even not responding in zomato app enen if responded they were saying already refunded but i haven't received my refund amount is nearly a month since I asked for refund I'm providing a screenshot of my payment proof in Zomato wallet