```json { "stock_code": "300442", "stock_name": "润泽科技", "market_type": "A", "analysis_date": "2026-02-04T03:09:26.001388", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "above", "phase": "middle", "key_levels": [ {"price": 88.5, "label": "近期高点"}, {"price": 83.45, "label": "MA5"}, {"price": 79.45, "label": "MA20"}, {"price": 82.03, "label": "近期低点"}, {"price": 59.84, "label": "MA60"}, {"price": 52.38, "label": "