Canara Bank — refund related

Address:

Kolkata

Sir by mistake my Amazon prime membership was activated on 4.4.20 amount RS 999 / and on d next day I cancelled my membership on 5.4.20 and I received a payment reference no [protected] from Amazon India that my payment was all ready send in my account, . But problem is that my credited in my account till date, Plz give me d current status of my payment done my Amazon India