```json { "stock_code": "600515", "stock_name": "海南机场", "market_type": "A", "analysis_date": "2026-01-05T02:11:55.974885", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 5.76, "label": "近14日高点"}, {"price": 5.07, "label": "当前价格/MA200位置"}, {"price": 4.73, "label": "近14日低点"}, {"price": 5.30, "label": "MA5"}, {"price": 5.04, "label": "MA20"}, {"price": 4.94, "lab