```json { "stock_code": "600280", "stock_name": "中央商场", "market_type": "A", "analysis_date": "2026-01-27T13:18:12.133585", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 4.55, "label": "近期高点"}, {"price": 4.04, "label": "MA20"}, {"price": 3.77, "label": "当前价格/MA200"}, {"price": 3.67, "label": "近期低点"} ], "trend_description": "当前价格3.77，低于MA5(3.90)、MA20(4.04)和MA60(