Airtel Thanks — fastag

Website:

www.airtel.in/bank/products/myairtel-app

Https://www.airtel.in/bank/products/myairtel-app
Fastag : money deducted 45 days back but undelivered.
Inconvenience since 45 days
Fastag id: loaded in attachment
Customer care is unresponsive
My email id david. [protected]@gmail.com
Fastag id undelivered
Id number: 34161fa820328aa2027b6700
Customer care number is : 400 but no option for enquiry fastag option
How did they sell fastag without background network
Are there even authorized to sell fastag?