Domino's Pizza — Didn't receive refund and waiting since long time for refund

I ordered 4 pizzas from Domino's, my order got failed and cancelled by Domino's but I had already paid for the order through Amazon pay, I tried calling their customer care but they are not picking the call, tried several times but no help, seriously Domino's how can you not recieve call from customer care number, my money got deducted and still haven't recieved refund
Please refund as soon as possible
Below I'm attaching order information I got as mail