{
  "fields": [{"id":"_id","type":"int"},{"id":"fecha","type":"timestamp"},{"id":"valor","type":"int4"}],
  "records": [
    [1,"2026-01-01T00:00:00",102851],
    [2,"2026-02-01T00:00:00",95302],
    [3,"2026-03-01T00:00:00",105502],
    [4,"2026-04-01T00:00:00",95506],
    [5,"2026-05-01T00:00:00",102446],
    [6,"2026-06-01T00:00:00",0]
]}