State Bank Of India [SBI] — Refund transferred by Amazon but not received in my bank account

My name is Manish shakya and I had ordered a book of RS.1800 in Amazon on 27/12/21 & I canceled this order on the same day. So on 29/12/21 Amazon transferred the refund to my account .Its now around 1 month has passed but I still did not get the money. Amazon sent this reference number[protected] . So please help me getting my refund around 1 month have passed.I am attaching bank statement as a proof that i have not got the money.I am also attaching amzon screenshot that they have transferred the money.