{
  "fields": [{"id":"_id","type":"int"},{"id":"年度[西暦]","type":"text"},{"id":"歩道[メートル]","type":"text"},{"id":"準歩道[メートル]","type":"numeric"}],
  "records": [
    [1,"2015","152977",8102],
    [2,"2016","154128",7910],
    [3,"2017","153896",7834],
    [4,"2018","154495",7834],
    [5,"2019","154815",8148],
    [6,null,null,null],
    [7,"令和元年度港区行政資料集　歩道の設置延長","Ver201904",null]
]}