private function calculateStringToSignV2(array $parameters)
{
$data = 'POST';
$data .= "\n";
$data .= $this->mwsEndpointUrl;
$data .= "\n";
$data .= $this->mwsEndpointPath;
$data .= "\n";
$data .= $this->getParametersAsString($parameters);
$this->logMessage($this->sanitizeRequestData($data));
return $data;
}