National Highways Authority Of India [NHAI] — Amount deducted from Fastag account

My fastag account has been debited for Rs 80. I have'nt used my vehicle on that particular date. My vehicle was parked in garage on that date and time. Please see SMS for details. " Dear Customer, NETC A/c CA[protected] debited for Rs. 80.00 on[protected]:59:03 for KL08BL8485 via Tran ID 0010002202051840417263 at Paliyekkara Toll plaza . Updated Acct Bal is Rs. 220.00- South Indian Bank"