India Post — Delay of the consignment EN[protected]IN

I have sent a parcel with consignment ref no EN[protected]IN on 2nd Mar'22 from Rayavaram with Postal Code 533346 to Alipurduar Dist with Postal Code 736204. The present status as of 9th Mar'22 1:26 PM was it reached Kolkata Main transit Office KOL AP MOS on 5th Mar'22 4:49 AM, there been no movement of the consignment since then. This is a very important parcel that is supposed to reach bt 12th Mar'22. requesting for a check and immediate action from India Post.