unsatisfaction - unauthorized transaction

Complain Number ********** NF has been resolve amicably but after 2 weeks later there has been another transaction that went out from my account on the 26 May, 2018. to which i did not authorized it. i laid a complaint to the dispute team and i was giving a form to fill, i did that but till now the reversal was not done yet .

Early this morning 30 May 2018, i receive another sms of another transaction from my account by the same people or person or site, i don't who who has been getting access to my account and taking out money. this is very provocative and i need a proper explanation from FNB why this is happening ?

The total of this current transaction is About R300+ and i want this money back into my account as soon as possible for its my only money in my account.