```json { "stock_code": "600355", "stock_name": "*ST精伦", "market_type": "A", "analysis_date": "2025-12-29T14:18:24.295544", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "late", "key_levels": [ {"price": 2.32, "label": "核心分界线（MA200/当前价重合）"}, {"price": 2.05, "label": "关键支撑（近期放量反弹起点）"}, {"price": 3.03, "label": "强压力位（MA60均线压制）"}, {"price": 2.42, "label": "近期压力（MA20均线压制）"}, {"price": 1.95, "label": "