requestentity.php

См. документацию.

<?php
 
namespace Sale\Handlers\Delivery\YandexTaxi\Api\RequestEntity;
 
use Bitrix\Main\Text\Encoding;

abstract class RequestEntity implements \JsonSerializable
{
    private $options = [];

    public function jsonSerialize(): array
    {
        $result = [];
 
        $vars = get_object_vars($this);
 
        foreach ($vars as $name => $value)
        {
            if ($name === 'options')
            {
                continue;
            }
 
            if (is_null($value))
            {
                continue;
            }
 
            $result[$this->castToUnderscore($name)] = $value;
        }
 
        foreach ($this->options as $optionCode => $optionValue)
        {
            $result[$optionCode] = $optionValue;
        }
 
        return $result;
    }

    protected function castToUnderscore(string $name)
    {
        return strtolower(preg_replace('/([^A-Z])([A-Z])/', "$1_$2", $name));
    }

    public function setOptions(array $options): RequestEntity
    {
        $this->options = $options;
 
        return $this;
    }
}