India Post — Miss my article

Address: Begusarai, Bihar, 851101

Website: www.indiapost.gov.in

I booked a mail with article number ef[protected]in from begusarai h.o. to ahmadabad on 17/10/2016. this mail is reached to nsh barauni on 17/10/2016, and now toady on 18/10/2016, it is still in nsh barauni. this is a very very important mail. please do something asap.
When track my consignment there is no any update and it is still undelivered. this is what there shows on track your consignment at this time 28/10/2016 11:55am
Date time office event
17/10/2016 21:03:28 nsh barauni bag opened
17/10/2016 20:37:06 nsh barauni bag received
17/10/2016 17:18:51 begusarai h.o bag despatched to nsh barauni
17/10/2016 16:26:51 begusarai h.o item bagged for nsh barauni
17/10/2016 14:49:01 begusarai h.o item booked