.NET app to fetch Live Prices from finvasia

To view Live Stock Prices from the Finvasia Market Data API
just only one requirement no other functionalities needed,
its just simple, to view live prices only

In the API, only 1 input is provided that is 'Token No.'
and in reply get the live prices details, from that I need only the 'ltp' field value displayed

Api documentation:-
https://finvasia.com/static/finvasia/pdf/shoonya-dotNET.pdf
Please refer to "Subscribe Market Data" (Page No.73)

Thanks