Indian Railways — Lost my costly shoes In 12423 train

Address:

India

Hello
My self Rs Dhakad, I was traveling in rajdhani express from mariyani Junction, Assam to Kanpur central on 17 - 18 aug(Train no-12423
PNR-[protected]
A2-50 UR)
My coastly shoes of 3500 were lost in the train.
I was sleeping when I wake up at 4:00 am on[protected] I didn't found my shoes anywhere and I asked ticket collector he Suggested me to make a online complaint
Kindly,
Please help me in the possible way to get back my shoes or with the coast of shoes