```json { "stock_code": "515450", "stock_name": "", "market_type": "ETF", "analysis_date": "2026-01-19T02:54:57.225555", "structure_snapshot": { "structure_type": "consolidation", "ma200_position": "near", "phase": "unclear", "key_levels": [ {"price": 1.421, "label": "近期高点"}, {"price": 1.43, "label": "MA60位置"}, {"price": 1.39, "label": "MA200位置"}, {"price": 1.385, "label": "近期低点"} ], "trend_description": "价格1.39，位于MA5(1.40)下方0.01元，与MA20(1