```json { "stock_code": "600050", "stock_name": "中国联通", "market_type": "A", "analysis_date": "2026-01-12T13:18:09.412282", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "near", "phase": "unclear", "key_levels": [ {"price": 5.53, "label": "近期高点"}, {"price": 5.49, "label": "MA200/当前价格"}, {"price": 5.07, "label": "近期低点"} ], "trend_description": "当前价格 5.49 元，与 MA200(5.49) 持平，位于 MA5(5.31)、MA20(5.18) 之上，位于 MA60(5.34) 之上 0.15