{ "stock_code": "600518", "stock_name": "康美药业", "market_type": "A", "analysis_date": "2023-10-05T00:00:00", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "unclear", "key_levels": [ {"price": 1.96, "label": "近期高点"}, {"price": 1.94, "label": "MA20"}, {"price": 2.01, "label": "MA60"}, {"price": 1.91, "label": "MA200"}, {"price": 1.90, "label": "近期低点"} ], "trend_description": "价格 1.91,位于 MA20(