Popular Maruti — asked for fastag recharge, bt given new fastag of axis bank and charged 500 rs unnecessarily

Address:

Mayithara, popular maruti service centre, cherthala

I had given my alto 800 car for servce and along with that i asked them to recharge my axisbank fastag... When i come back to take my car thy given me new fastag and charged me 500rs.. They tore my previous fstag and new one is pasted... Bt i askd for recharge only thy given me new fastag wth same acount number... They can see my account details while entering the car registration number so they purposfully cheated me... So pleaae rectify my probelm as soon as possible