What is request network (REQ) Crypto and how does it work?

Could you please elaborate on what the Request Network (REQ) cryptocurrency entails and how its functionality works? I'm curious to understand its role in the crypto ecosystem and how it aims to revolutionize payments and transactions. Specifically, I'd like to know about its underlying technology, how it facilitates payments between parties, and any unique features or advantages it offers compared to other cryptocurrencies. Additionally, I'm interested in its potential use cases and how it aims to address current challenges in the payments industry.