```json { "stock_code": "300641", "stock_name": "正丹股份", "market_type": "A", "analysis_date": "2024-07-01T00:00:00", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "near", "phase": "unclear", "key_levels": [ {"price": 22.04, "label": "近期高点"}, {"price": 20.0, "label": "近期低点"}, {"price": 20.41, "label": "MA200均线"}, {"price": 18.55, "label": "MA20均线"}, {"price": 19.0, "label": "MA60均线"} ], "trend_description": "价