Indian Bank — Money is not credited

Address:

2-10, Maddulaparva, Reddigudem Mandal,Krishna District, 521215

I placed a product on amazon on 17 march 2020 and paid some amount. Then i cancelled my product, but my amount is not credited into my account.
After that i contact to amazon customer care they said that they have sent money to my account and gave the reference numbers. I recieved a mail with reference numbers on 31 march 2020. Till now i did not recieved my amount.

Reference number 1: [protected]
Reference number 2: [protected]