id_iniziativa
$meta_query = array( array( 'key' => 'id_iniziativa', 'value' => 'b78787ef-6f82-477d-a6f9-bb0920feec9c', 'compare' => 'LIKE', 'type' => 'CHAR', ), );
$meta_query = array( array( 'key' => 'id_iniziativa', 'value' => 'b78787ef-6f82-477d-a6f9-bb0920feec9c', 'compare' => 'LIKE', 'type' => 'CHAR', ), );