wogc/admin/manage_shop_order_column_data

Name: wogc/admin/manage_shop_order_column_data
Type: Action
Arguments: $post, $column_name

The filter can be used to render data for a custom created column on SuperAdmin Orders interface.

The following example render html for column called Products

    add_action('wogc/admin/manage_shop_order_column_data', 'custom_wogc_admin_manage_shop_order_column_data', 10, 2);
    function custom_wogc_admin_manage_shop_order_column_data( $post, $column_name )
        {
            
            if ( $column_name != 'products')
                return;
                
            $order  =   wc_get_order( $post->ID );
            foreach( $order->get_items() as  $key    =>  $order_item )
                {
                    switch_to_blog( $order_item->get_meta('blog_id') );
                    
                    printf( '<b>%s</b>', esc_html( $order_item->get_name() ) );        
                    
                    restore_current_blog();
                }

        }

The code should be placed inside a php file on wp-content/mu-plugins folder.