LastActivity.php

См. документацию.

<?php
 
declare(strict_types=1);
 
namespace Bitrix\Socialnetwork\Collab\Activity;
 
use Bitrix\Main\Type\Contract\Arrayable;
use Bitrix\Main\Type\DateTime;
 
class LastActivity implements Arrayable
{
    public function __construct(
        public readonly int $userId,
        public readonly int $collabId,
        public readonly DateTime $lastActivity,
    )
    {
 
    }
 
    public function toArray(): array
    {
        return [
            $this->collabId => [
                $this->userId => $this->lastActivity,
            ],
        ];
    }
}