<https://decsa.uchile.cl/calendar/>
<http://schema.org/datePublished>
"2021-03-16T19:44:08+00:00"^^<http://schema.org/Date>
<https://decsa.uchile.cl/calendar/action~oneday/exact_date~1593576000/cat_ids~12,8,7,9/request_format~json/>