entity.php

<?php
namespace Bitrix\Lists\Controller;
 
use Bitrix\Lists\Service\Param;
use Bitrix\Main\Engine\Controller;
 
class Entity extends Controller
{
    protected function getParamFromRequest()
    {
        $request = $this->getRequest();
        $post = $request->getPostList()->toArray();
 
        return new Param($post);
    }
}