```json { "stock_code": "300641", "stock_name": "正丹股份", "market_type": "A", "analysis_date": "2026-01-16T00:49:11.597941", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "near", "phase": "unclear", "key_levels": [ {"price": 20.81, "label": "MA200/当前价格"}, {"price": 22.04, "label": "近14日高点"}, {"price": 20.24, "label": "次高点"}, {"price": 17.61, "label": "近14日低点"} ], "trend_description": "当前价格20.81元，位于MA5(19.39)、MA20(18