{"source":"DOF","currency_pair":"USD/MXN","from":"2026-10-01","to":"2026-10-31","count":5,"data":[{"fecha":"2026-10-01","valor":18.0692},{"fecha":"2026-10-02","valor":18.3688},{"fecha":"2026-10-05","valor":18.1903},{"fecha":"2026-10-06","valor":18.1343},{"fecha":"2026-10-07","valor":17.967}]}