Build a website to siphon your traffic to and there you can monetize with Amazon and other affiliate programs, CPA, selling your own products, dropshipping and so on. But you need to do your best to understand the people that are following your account and what they expect, like and then you can understand what you can earn from them. One thing that is extremely important is their location - if they are from the USA they will be infinitely more valuable than people from Bulgaria or Mongolia for instance.