Woocommerce - custom field in Order overview

function sv_wc_add_my_account_orders_column( $columns ) {

    $new_columns = array();

    foreach ( $columns as $key => $name ) {

        $new_columns[ $key ] = $name;

        // add ship-to after order status column
        if ( 'order-number' === $key ) {  //this is the line!
            $new_columns['custom-column'] = __( 'Titel', 'woocommerce' );
        }
    }

    return $new_columns;
}
add_filter( 'woocommerce_my_account_my_orders_columns', 'sv_wc_add_my_account_orders_column' );


    function wc_custom_column_display( $order ) {
        // do something here?>
         <p>Titel: <?php the_field('titel_bestellung-info', $order->get_id()); ?></p><?php
    }
    add_action( 'woocommerce_my_account_my_orders_column_custom-column', 'wc_custom_column_display' );