{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"numeric"},{"id":"年金現況証明交付件数（無料分）","type":"numeric"},{"id":"年金現況証明交付件数（有料分）","type":"numeric"}],
  "records": [
    [1,2022,0,102],
    [2,2023,1,88],
    [3,2024,0,79]
]}