{"blocks": [{"key": "6ca17610", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "4f0b2617", "text": "Design a coding platform (e.g., LeetCode) that supports problem execution at scale and provides a live global leaderboard; address test-case storage, execution orchestration, message-queue fault tolerance, and scalability considerations.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}