```json { "stock_code": "600150", "stock_name": "中国船舶", "market_type": "A", "analysis_date": "2026-02-02T05:08:53.170951", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 36.46, "label": "近14日高点"}, {"price": 35.25, "label": "MA20"}, {"price": 34.47, "label": "MA60"}, {"price": 33.79, "label": "MA200"}, {"price": 33.21, "label": "近14日低点"} ], "trend_descript