Payment for data science course done but course not visible

I paid for Data Science course on 21-05-2020 but i did not get any acknowledgement from you and the enrolled course is not visible in my data base. when the course will start and whether you received the paymentplease respond

You have registered with technicaltrader6@gmail.com. On checking the backend, I can see that you are enrolled and you should be able to access the course.