{
  "fields": [{"id":"_id","type":"int"},{"id":"投票区","type":"text"},{"id":"2021年3月男(人)","type":"numeric"},{"id":"2021年3月女(人)","type":"numeric"}],
  "records": [
    [1,"第一",2648,2883],
    [2,"第二",1817,2078],
    [3,"第三",919,1056]
]}