```json { "stock_code": "300456", "stock_name": "赛微电子", "market_type": "A", "analysis_date": "2026-01-28T10:29:17.183480", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 62.80, "label": "近期高点"}, {"price": 52.18, "label": "MA200"}, {"price": 50.90, "label": "近期低点"}, {"price": 48.94, "label": "MA60"} ], "trend_description": "当前价格52.18元，位于MA20(56.12)下方3.94元，位于MA5(