Reliance Jio Infocomm — refund - not processed

I have taken jio fiber on 21st of july and paid 3501.82 rs but it got failed during verification process and i got a message that it will be refunded within 10 days.
It's now 17 days i have not got my refund i have raised the complaint still i have not got any response when asking about nodal officer they are not providing any contact number of them.

Order number no0000ek6npi

I paid amount through credit card and i have checked with bank i have still not got the refund