Amazon India — Items missing are missing from my order

I ordered 4 quantity of "Nilkamal Plastic Storage Box with wheels, 50L" (Order ID/# [protected] on 16th March, 2021, i completed payment through COD of 3, 360 rs., but got delivered only with one box out of four.I filed many complaints through amazon customer support regarding this issue.
Firstly, after completing so said investigation for "item missing" as conveyed on 20 Mar 2021 by amazon customer service, i got no response back from support.Then i called back after few days to enquire about my complaint, now my request for any replacement or refund isn't being considered at allLooks like this support isn't listening to customer side of matter, i have lost my hard-earned money for 3 boxes that i haven't received of worth 2, 520 rs.
Kindly consider the above mentioned issue, take some actionable steps