```json { "stock_code": "600022", "stock_name": "山东钢铁", "market_type": "A", "analysis_date": "2026-02-26T03:23:49.349703", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "above", "phase": "middle", "key_levels": [ {"price": 1.83, "label": "近14日最高价"}, {"price": 1.76, "label": "当前价格/MA5附近"}, {"price": 1.74, "label": "昨日收盘价/近期关键价格"}, {"price": 1.71, "label": "昨日最低价"}, {"price": 1.56, "label": "MA60"}, {"price": 1.