{
  "fields": [{"id":"_id","type":"int"},{"id":"year","type":"numeric"},{"id":"month","type":"numeric"},{"id":"country_from","type":"text"},{"id":"city_to","type":"text"},{"id":"count","type":"numeric"}],
  "records": [
    [1,2014,1,"Vietnam","Busan",107],
    [2,2014,2,"Vietnam","Busan",58],
    [3,2014,3,"Vietnam","Busan",60],
    [4,2014,4,"Vietnam","Busan",77],
    [5,2014,5,"Vietnam","Busan",53],
    [6,2014,6,"Vietnam","Busan",91],
    [7,2014,7,"Vietnam","Busan",36],
    [8,2014,8,"Vietnam","Busan",38],
    [9,2014,9,"Vietnam","Busan",50],
    [10,2014,10,"Vietnam","Busan",100],
    [11,2014,11,"Vietnam","Busan",66],
    [12,2014,12,"Vietnam","Busan",90]
]}