Don't worry getting ready to launch soon means you need a quick fix. Here are some steps you can take make sure to check your FastSpring spam folder for any messages from them. If you need a faster response try reaching out to their phone support. You might also want to consider using other payment processors like Stripe or Paypal. Look into affiliate network platforms such as Partner stack. While you are deciding take a look at self hosted affiliate management options like Woo commerce affiliates. It is important to focus on getting a working payment processor set up first before integrating an affiliate network. This will help ensure a smooth launch without any delays. Remember having a great product is key to attracting affiliates in the future. Best of luck with your launch