State Bank Of India [SBI] — refund not reflect in my account

Sir i bought a ro filter 550/-rs. 7/07/2019 but any reason i return it by courier service. Amazon return my return pay on 23/7/2019. Refence no. Of its transaction is[protected]. But the balance not reflect in my account. I complained for it transaction many time but nothing reaction taken. I complained for it last time. Give solution for it. I[censored] do not give solution i can go to consumer court. Thank u.