FNB about to close my account

Good day

My bank account is about to be closed. I got a message from FNB ***** department. It's getting closed because of a business **** .I joined a business trying to make money because I'm not working. Now when I called them they said I must call investigation team and that team is not taking my calls. Please help me so they don't close my account . I was trying a wayof living I did not **** anyone. I paid so I get profit my statement show...please help me hello Peter. ....my account number is ***.

Thank you