{"stock_code": "603421", "stock_name": "鼎信通讯", "market_type": "A", "analysis_date": "2026-03-25T20:21:48.057123", "structure_snapshot": {"structure_type": "uptrend", "ma200_position": "above", "phase": "unclear", "key_levels": [{"price": 11.23, "label": "近期高点"}, {"price": 10.21, "label": "MA5"}, {"price": 9.22, "label": "MA20"}, {"price": 8.24, "label": "MA60"}, {"price": 7.6, "label": "近期低点"}], "trend_description": "价格10.52，位于MA5(10.21)上方0.31元，MA20(9.22)上方1.30元，MA60(8.24)上方2.28元，MA200(7.49)上方3.