Unifaun - Set Dimensions

functions.php

<?php
/**
 * @snippet       WooCommerce - Adds Dimensions to Schenker Parcel
 * @author        Redlight Media AB / Christopher Hedqvist
 * @compatible    WooCommerce 3.5.3
 */
function redlight_unifaun_dimensions( $shipment, $order) {
    if( 'AIRMEE' === $shipment['service']['id'] ){
         foreach( $shipment['parcels'] as $i => $parcel ) {
            $shipment['parcels'][$i]['length'] = 150;
            $shipment['parcels'][$i]['width'] = 150;
            $shipment['parcels'][$i]['height'] = 150;
        }
    }
    return $shipment;
}
add_filter('ac_wc_unifaun_shipment_data', 'redlight_unifaun_dimensions', 10, 2 );