Array
(
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    [meta_query] => Array
        (
            [0] => Array
                (
                    [key] => _em_piu_letti
                    [compare] => =
                    [value] => 1
                )

        )

    [post_type] => Array
        (
            [0] => post
            [1] => dm-newsletter
        )

    [orderby] => meta_value_num
    [order] => asc
    [meta_key] => _em_posizione_globale
)

Array
(
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    [pilastro] => disciplina
    [ignore_sticky_posts] => 1
    [meta_query] => Array
        (
            [0] => Array
                (
                    [key] => nascondi_tra_gli_articoli
                    [compare] => !=
                    [value] => 1
                )

            [1] => Array
                (
                    [key] => nascondi_tra_gli_articoli
                    [compare] => NOT EXISTS
                )

            [relation] => OR
        )

    [post_type] => Array
        (
            [0] => post
            [1] => dm-newsletter
        )

)