{
  "fields": [{"id":"_id","type":"int"},{"id":"fecha","type":"timestamp"},{"id":"valor","type":"int4"}],
  "records": [
    [1,"2024-10-01T00:00:00",1],
    [2,"2025-01-01T00:00:00",1],
    [3,"2025-04-01T00:00:00",1],
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    [7,"2026-04-01T00:00:00",2]
]}