{
  "fields": [{"id":"_id","type":"int"},{"id":"VARIABLE","type":"text"},{"id":"REGION_CODE","type":"numeric"},{"id":"REGION_NAME","type":"text"}],
  "records": [
    [1,"RR",10,"BELGIUM"],
    [2,"RR",11,"LOW_BELGIUM"],
    [3,"RR",12,"MIDDLE_BELGIUM"],
    [4,"RR",13,"HIGH_BELGIUM"],
    [5,"TN",20,"BELGIUM"],
    [6,"TN",21,"LOW_BELGIUM"],
    [7,"TN",22,"MIDDLE_BELGIUM"],
    [8,"TN",23,"HIGH_BELGIUM"],
    [9,"TX",20,"BELGIUM"],
    [10,"TX",21,"LOW_BELGIUM"],
    [11,"TX",22,"MIDDLE_BELGIUM"],
    [12,"TX",23,"HIGH_BELGIUM"]
]}