How to buy zkSync id?

Hello there, I'm curious about purchasing a zksync ID. Could you please walk me through the process step-by-step? I'm a bit new to the world of cryptocurrencies and blockchain technology, so a detailed explanation would be greatly appreciated. Specifically, I'd like to know what prerequisites are needed, what platforms or exchanges support zkSync IDs, and any potential fees or costs associated with the purchase. Thank you in advance for your help!