persondto.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Sync\Office365\Dto;
 
class PersonDto extends Dto
{
    public $emailAddress;

    protected function getComplexPropertyMap(): array
    {
        return [
            'emailAddress' => [
                'class' => EmailDto::class,
                'isMandatory' => true,
            ],
        ];
    }
}