It returns this:
Array ( [posts_per_page] => 7 [post_type] => competicions [orderby] => meta_value [order] => asc [meta_key] => datahora_prova [meta_query] => Array (  => Array ( [key] => datahora_prova [value] => 20220706 [compare] => >= )  => Array ( [key] => datahora_prova [value] => 20220731 [compare] => <= ) ) )
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