1
$meta_query = array( 'relation' => 'AND', array( 'key' => 'hub_association_ids', 'value' => 'get_the_ID()', 'compare' => '=', ), );
$meta_query = array( 'relation' => 'AND', array( 'key' => 'hub_association_ids', 'value' => 'get_the_ID()', 'compare' => '=', ), );