"trace_id": "e0a47644cda24df8871fdce330df927b",
"dataset_type": "macro",
"series_key": "PCPS|IMF.RES|G001|PMAIZMT|INDEX_PCH|q",
"series_name": "全球玉米-美元/吨单位价格指数百分比变化(PCPS,IMF.RES,季度)",
"dataset_name": "Primary Commodity Price System",
"indicator_code": "PMAIZMT|INDEX_PCH",
"indicator_name": "Corn, US dollars per metric tonne, Unit prices / Index, percent change",
"time_grain": "quarter",
"series_key": "PCPS|IMF.RES|G001|PMAIZMT|INDEX_PCH|q",
"series_name": "全球玉米-美元/吨单位价格指数百分比变化(PCPS,IMF.RES,季度)",
"dataset_name": "Primary Commodity Price System",
"indicator_code": "PMAIZMT|INDEX_PCH",
"indicator_name": "Corn, US dollars per metric tonne, Unit prices / Index, percent change",
"time_grain": "quarter",