```json { "stock_code": "603993", "stock_name": "洛阳钼业", "market_type": "A", "analysis_date": "2026-02-25T03:08:02.865793", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "above", "phase": "late", "key_levels": [ {"price": 23.68, "label": "当前价格"}, {"price": 28.78, "label": "近期高点（14日内）"}, {"price": 23.45, "label": "MA20"}, {"price": 22.09, "label": "近期低点（14日内）"}, {"price": 13.89, "label": "MA200"} ], "trend_d