```json { "stock_code": "600820", "stock_name": "隧道股份", "market_type": "A", "analysis_date": "2026-03-08T12:08:47.132471", "structure_snapshot": { "structure_type": "consolidation", "ma200_position": "above", "phase": "unclear", "key_levels": [ {"price": 6.74, "label": "近期高点"}, {"price": 6.59, "label": "MA20"}, {"price": 6.54, "label": "MA60"}, {"price": 6.48, "label": "当前价格"}, {"price": 6.37, "label": "近期低点"}, {"price": 6.34, "label"