Amazon India — refund not received of 509

I have cancelled a order on amazon india because of wrong shipping address on[protected] and according to them the refund is initiated on the same day. I should have got the amount by[protected], but sadly the amount is still not credited. I need to know the refund status and get the refund back to my account.. The reference id is[protected] the refund is of 509 rupees. The item i ordered was sandisk dual drive type-c 32gb flash drive.