```json { "stock_code": "600078", "stock_name": "澄星股份", "market_type": "A", "analysis_date": "2026-04-29T01:17:01.483239", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "above", "phase": "middle", "key_levels": [ {"price": 14.19, "label": "近期高点(2026-03-13)"}, {"price": 13.64, "label": "次高点(2026-04-14)"}, {"price": 12.00, "label": "近期低点(2026-04-21)"}, {"price": 10.84, "label": "前期低点(2026-04-03)"} ], "trend_descript