```json { "stock_code": "600519", "stock_name": "贵州茅台", "market_type": "A", "analysis_date": "2026-01-18T05:33:41.527000", "structure_snapshot": { "structure_type": "downtrend", "ma200_position": "near", "phase": "middle", "key_levels": [ {"price": 1436.97, "label": "近14日高点"}, {"price": 1414.02, "label": "MA60"}, {"price": 1407.16, "label": "MA20"}, {"price": 1382.00, "label": "当前价格/MA200"}, {"price": 1380.00, "label": "近14日低点"} ],