```json { "stock_code": "600280", "stock_name": "中央商场", "market_type": "A", "analysis_date": "2026-01-05T14:56:51.810267", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "unclear", "key_levels": [ {"price": 5.15, "label": "近期高点"}, {"price": 4.29, "label": "MA20"}, {"price": 3.89, "label": "MA200"}, {"price": 3.85, "label": "近期低点"}, {"price": 3.75, "label": "MA60"} ], "trend_description": "当