What is the use case of GRT?

Could you please elaborate on the utilization scenarios for GRT? I'm interested in understanding how it functions in real-world applications, whether it's for payments, storing value, facilitating transactions within a specific ecosystem, or serving some other purpose. Could you also discuss any potential industries or sectors that might benefit significantly from the integration of GRT? Additionally, I'm curious about any unique features or advantages that GRT offers compared to other similar cryptocurrencies or financial instruments. Thank you for your insights.