{
  "fields": [{"id":"_id","type":"int"},{"id":"field_name","type":"text"},{"id":"data_type","type":"text"},{"id":"description","type":"text"}],
  "records": [
    [1,"YEAR","text","ปี"],
    [2,"TYPE","text","ประเภทธุรกิจ"],
    [3,"QTY","numeric","จำนวน (คน)"]
]}