{
  "fields": [{"id":"_id","type":"int"},{"id":"年度[西暦]","type":"text"},{"id":"一般利用者数 各種事業参加者[人]","type":"text"},{"id":"開館日数[日]","type":"numeric"}],
  "records": [
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    [2,"2019","69250",340],
    [3,"2020","52314",288],
    [4,"2021","70504",347],
    [5,"2022","73281",347],
    [6,null,null,null],
    [7,"令和5年度港区行政資料集　施設利用状況一覧 エコプラザ","Ver202303",null]
]}