```json { "stock_code": "159915", "stock_name": "", "market_type": "ETF", "analysis_date": "2026-01-05T06:59:18.275747", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 3.281, "label": "当前分析周期内高点（今日高点）"}, {"price": 3.28, "label": "MA200"}, {"price": 3.17, "label": "MA20"}, {"price": 3.043, "label": "近14日内低点"} ], "trend_description": "价格 3.28，与 MA200(3.28) 价格重合。均线排