unauthorised debit order

My bank account has been *******ly debitted two times in the last two weeks for the amount of R 89.00 First debit order was deducted on the 18th of march, requested a refersal from bank and an investigation. Received the following from bank:<br> Company details as requested, PAYTOZA TEL: ***, Queries? ***. Reference ***, Regards Standard Bank.<br> On the 22th of March my account was debitted once a again.<br>