Unpaid Dj performance fee.

I'm a young professional Dj and I was booked to perform at sportscene canal walk Capetown for their dj series on 6th of August 2022 by a lady called Qhawekazi Mcasa.I went to perform with professionalism and I was punctual. I'm getting stories week in week out with regards to my booking fee that was supposed to be paid 2 weeks ago.Can anyone at sportscene help me to get my money I need the money.