{
  "fields": [{"id":"_id","type":"int"},{"id":"ปี","type":"numeric"},{"id":"จำนวน","type":"numeric"},{"id":"หน่วย","type":"text"}],
  "records": [
    [1,2565,1,"กลุ่ม"],
    [2,2566,2,"กลุ่ม"]
]}