India Post — no progress in tracking parcel

Hello
My document for college has been sent from my university, rajiv gandhi university of health sciences, bengaluru karnataka
Tracking id is rk[protected]in
The details are as below
Booked on 13/2/2020
Item received at inblra on 15/2/20
Reach at mumbai sorting office on 17/2/20
And then it’s showing item is bagged
No further progress from 17 th feb in whole week
Please help me with this
It’s my college document
My career and education is at stake please