Myntra.com — Where my product was?

On Myntra i ordered a liberty black shoe size 8 I get that product on 11/9/23 but size was to large so I applied exchange request on Myntra app same (liberty black shoe size7)after few days old product was picked up on 15/sep/23 by delivery boy .on nxt day I sawed in Myntra app the resized ordered was delivered on same date 15/sep/23 but as a true I did not geted any delivered message opt on myntra side still now I get not get product of (size7) then I compliant mytra customer care...they issued a complaint on(sept 18 ) where my product was? And they convinced me the issue will be solved in within24 to 48h but still now when where I call only conveniening me on sep26 i received MSG on Myntra they resolved but issue was not cleared they closing my complaint without my permission again I call customer care they again applied a complaint.so i don't have hope on Myntra...plz I want a justice of ₹2024. My complaint number IN[protected]