Kindly find your unique 19-digit Entity Id on your registered DLT portal, you receive this Entity Id upon DLT registration.
Ping Connect and Smart Ping:
If you have registered on DLT via Ping Connect or Smart Ping, then kindly login to your account and click on the profile to get your Entity Id.
https://pingconnect.in/entity/login
https://smartping.live/entity/login
VILPower (Idea-Vodafone) | BSNL | MTNL:
If you have registered on DLT via VilPower or BSNL or MTNL, then kindly login to your account and click on the account setting to get your Entity Id.
VilPower: https://www.vilpower.in/signin/
BSNL: https://www.ucc-bsnl.co.in/signin/
MTNL: https://www.ucc-mtnl.in/signin/
JIO:
If you have registered on DLT via JIO, then kindly log in to your account and find your Entity Id in the top left section.
https://trueconnect.jio.com/#/