Ecom Express — not received the silver coin

Address:

Flat B8 2nd Floor Block B, AC 49/1 Arjunpur South

My name is agnishwar ray i have redeemed sbi rewards points and ordered two products with
Order details

Sbi rewarz ref no:[protected]
Order date: 29/03/2020 12:44am
Order id:[protected]

Product details

1. Softy s2 in - ear universal headphone with mic
2. Sjp 5 grams 99.9% ganesh oval silver coin jpsep[protected]

However today that is 20th may 2020 i have received the headphone but not received the silver coin.

Please help me on this as this is totally shocking.

Regards agnishwar ray
[protected] (Kolkata)
[protected]@gmail.com