Your question is Design a Mobile API Cache. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Explain how you would handle API integrations in a mobile application. Describe how you structure networking code, manage caching and retries, prevent duplicate requests, and keep the UI responsive when the network is slow or unavailable.