// Make the mutate request.
    $result = $userListService->mutate($operations);
    $userList = $result->value[0];
    // Wait a moment before retrieving the conversion snippet.
    sleep(1);
    // Create the selector.
    $selector = new Selector();
    $selector->fields = array('Id');
    $selector->predicates[] = new Predicate('Id', 'IN', array($userList->conversionTypes[0]->id));
    // Make the get request.
    $page = $conversionTrackerService->get($selector);
    $conversionTracker = $page->entries[0];
    // Display result.
    printf("Audience with name '%s' and ID '%.0f' was added.\n", $userList->name, $userList->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.
    $user->LogAll();
    // Run the example.
    AddAudienceExample($user);
} catch (Exception $e) {
    printf("An error has occurred: %s\n", $e->getMessage());
}
 /**
  * Tests AddAudienceExample.
  */
 public function testAddAudienceExample()
 {
     AddAudienceExample($this->user);
 }