And you will rather post incorrectly before checking the source because you don't click link from newbies, instead of guessing so much just to fill your post it won't take more than a second to click the link and see the country which implemented it, you just spam post without any reasonable information.
Rather than lashing at the user questioning the links, a normal thing to do and one everybody should consider before clicking URLs posted by random newbie you should direct your anger at the OP who posted two lines and a link, without giving any info or even better, post the text of the article yourself so that nobody is forced to click on a link to read the news.
Anyhow, this is the important part
"The platform facilitates electronic toll deductions without the hassles of waiting in queues. With this newly introduced feature, one can get smooth access to this service. The app user needs to deposit or purchase Bitcoin in the Unocoin Wallet along with a pre-secured FASTag sticker to avail of this facility," Unocoin said in a statement.
So no, it's not like you can scan a QR code at the toll booth and pay via LN, you have to deposit coins in a custodial wallet, then add whatever that fast tag info is, and then as you pay with your coins they will be exchanged to fiat and the NHAI will receive the payment.