IncomingManager::prepareResponse

protected function prepareResponse()
{
	$contentType = $this->httpClient->getHeaders()->getContentType();

	if ($contentType === 'multipart/mixed')
	{
		$response = $this->multipartDecode(
			$this->httpClient->getResult(),
			$this->httpClient->getHeaders()->getBoundary()
		);
	}
	else
	{
		$response = $this->httpClient->getResult()
			? Json::decode($this->httpClient->getResult())
			: [];
	}

	return $response;
}