DeliveryService::prepareOutcomingConfig

static function prepareOutcomingConfig(array $config): array
{
	if (isset($config['MAIN']['REST_CODE']))
	{
		unset($config['MAIN']['REST_CODE']);
	}

	$configItems = isset($config['MAIN']) && is_array($config['MAIN']) ? $config['MAIN'] : [];

	$result = [];
	foreach ($configItems as $configItemCode => $configItemValue)
	{
		$result[] = [
			'CODE' => $configItemCode,
			'VALUE' => $configItemValue,
		];
	}

	return $result;
}