Diff.php

См. документацию.

<?php
 
namespace Bitrix\Im\V2\Pull\Dto;
 
class Diff
{
    private const JSON_ENCODE_FLAGS = JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_THROW_ON_ERROR;
 
    public function __construct(
        public readonly int $userId,
        public readonly array $params = [],
    ){}
 
    public function getKey(): string
    {
        return md5(json_encode($this->params, self::JSON_ENCODE_FLAGS));
    }
}