[Resolved]  HDFC Bank — no updates received on my fastag application reference number fastag-hfr004845 made on 13th oct 2017

Address: 560087

I had made an application through hdfc fastag program trough their online portal and made payment of ₹300 against the same as ₹200 for security amount and ₹100 as the top up amount. The reference number of the application is fastag-hfr004845.
I had recieved one email with the reference number. Since then i have been trying to contact on the toll free number but no one picks up the. Once they received and said within 2 days you will get sms and provided complaint number 1774oct2017 after that no updates and no able to reach anyone in customer care and also not able to track the status of application.