Punjab National Bank [PNB] — amount of rs 3600 not credited to account

This is regarding refund of rs3600 which was credited by amazon.in in my pnb savings account no [protected], the refund is made via google pay upi [protected]@oksbi. Now the amazon.in has credited amount of rs3600 successfully with transaction reference no[protected] on aug 2 08:43 am, still not reflecting to my bank account even after several business days. When i contacted amazon, they asked me to contact bank as they have successfully credited the amount on 2 aug via google pay upi [protected]@oksbi. Even i complaint to
Please look into the matter and do the needful as soon as possible as i have been waiting for past several days.
Account number is [protected] and account holder name is mr mohit kumar.
Please look into the issue and resolve this issue soon as possible.