Bank Of Baroda — my refund is not processed

I purchase the product from amazon on 13/4/2019 cash on delivery but i cancel the order
Now my refund is as per amazon was initiated at 14/4/2019 amount rs 273 but i didn't receive money in my account so i inquire both side amazon as well as in bank but amazon says that refund was initiated & stuck in banking system but bank says that there is no refund amount show in banking system.
Amazon refund reference number is hsbcn [protected]