$conversionTracker->markupLanguage = 'HTML';
    $conversionTracker->textFormat = 'HIDDEN';
    $conversionTracker->conversionPageLanguage = 'en';
    $conversionTracker->backgroundColor = '#0000FF';
    // Create operation.
    $operation = new ConversionTrackerOperation();
    $operation->operand = $conversionTracker;
    $operation->operator = 'ADD';
    $operations = array($operation);
    // Make the mutate request.
    $result = $conversionTrackerService->mutate($operations);
    // Display result.
    $conversionTracker = $result->value[0];
    printf("Conversion type with name '%s' and ID '%.0f' was added.\n", $conversionTracker->name, $conversionTracker->id);
    printf("Tag code:\n%s\n", $conversionTracker->snippet);
}
// Don't run the example if the file is being included.
if (__FILE__ != realpath($_SERVER['PHP_SELF'])) {
    return;
}
try {
    // Get AdWordsUser from credentials in "../auth.ini"
    // relative to the AdWordsUser.php file's directory.
    $user = new AdWordsUser();
    // Log every SOAP XML request and response.
    $user->LogAll();
    // Run the example.
    AddConversionTrackerExample($user);
} catch (Exception $e) {
    printf("An error has occurred: %s\n", $e->getMessage());
}
 /**
  * Tests AddConversionTrackerExample.
  */
 public function testAddConversionTrackerExample()
 {
     AddConversionTrackerExample($this->user);
 }