India Post — registered speed post opened and my items stolen

Address:

Y.KUMAR Nau shakti vihar Meghadharipeta Visakhaptnam andra pradesh 530008, 530008

I send a registered parcel from visakhapatnam. Booking date 06/09/2019 recieved on 12/09/2019.
My consingment no is ca[protected]in
Complaint no is [protected]
I sent some gift items in it one lady wrist watch of worth rs 4150/ and ear rings of worth rs 551/-. Staff person who stole my material from parcel was smart he inserted bad clothes sanitary pads. Its very bad. I have registered complaint online or offline but none of taking any action. I went to post office where my items recieved but no solution given and misbehave with my family members. I want my parcel back and take nacessery action of bad activity otherwise i will go with legal way court. I am government employ. So take into consideration or resposible person have pay hard.