public function downloadTraceMetadetails($id, $username, $password)
	{
		// Set the API base
		$base = 'gpx/' . $id . '/details';

		// Build the request path.
		$path = $this->getOption('api.url') . $base;

		// Send the request.
		return $this->sendRequest($path, 'GET', array('Authorization' => 'Basic ' . base64_encode($username . ':' . $password)));
	}