{"stock_code": "002049", "stock_name": "紫光国微", "market_type": "A", "analysis_date": "2026-05-12T13:12:16.134044", "structure_snapshot": {"structure_type": "uptrend", "ma200_position": "above", "phase": "middle", "key_levels": [{"price": 64.8, "label": "支撑位1(近期低点2026-04-03)"}, {"price": 67.43, "label": "支撑位2(双底颈线)"}, {"price": 76.92, "label": "支撑位3(MA200)"}, {"price": 80.51, "label": "压力位1(前高2026-02-26)"}, {"price": 81.94, "label": "压力位2(近期高点2026-05-11)"}], "trend_description": "价格79.59，高于MA5(79.