What are the lowest fees on FTX?

Can you tell me more about the fees associated with trading on FTX? Specifically, I'm interested in finding out about the lowest fees available on the platform. Are there any promotions or discounts that I can take advantage of to minimize my trading costs? Additionally, is there a tiered fee structure based on my trading volume, and if so, how does it work? Understanding these details will help me make more informed decisions about my trading activity on FTX.