{
  "fields": [{"id":"_id","type":"int"},{"id":"Tramo de Edad","type":"timestamp"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,"2019-08-14T00:00:00",2013,5.79],
    [2,"2019-08-17T15:00:00",2013,10.34]
]}