India Post — Item not delivered, show's online website delivered

Address: 533103

Website: indiapost.in

In indiapost.in website show item has been delivered, but buyer said it was not delivered,

To prove delivery to the buyer, we need to see that someone at the buyer's address signed for the order.

— a copy of the courier's delivery receipt or invoice signed by the buyer.

Tracking id : ca[protected]in

And we are also register a complaint in indiapost.
Complaint number : [protected].

Due to it's valuable item

Please resolve the issue in high priority.

Regards
Amazon seller