{
  "fields": [{"id":"_id","type":"int"},{"id":"fecha","type":"timestamp"},{"id":"valor","type":"float8"}],
  "records": [
    [1,"2024-10-01T00:00:00",12],
    [2,"2025-01-01T00:00:00",4.9],
    [3,"2025-04-01T00:00:00",7],
    [4,"2025-07-01T00:00:00",5.1],
    [5,"2025-10-01T00:00:00",6.6],
    [6,"2026-01-01T00:00:00",2.5],
    [7,"2026-04-01T00:00:00",10.6]
]}