^^&&^^

Edit File: GoogleCloudDialogflowCxV3TestConfig.php

<?php
/*
 * Copyright 2014 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

class Google_Service_Dialogflow_GoogleCloudDialogflowCxV3TestConfig extends Google_Collection
{
  protected $collection_key = 'trackingParameters';
  public $flow;
  public $trackingParameters;

public function setFlow($flow)
  {
    $this->flow = $flow;
  }
  public function getFlow()
  {
    return $this->flow;
  }
  public function setTrackingParameters($trackingParameters)
  {
    $this->trackingParameters = $trackingParameters;
  }
  public function getTrackingParameters()
  {
    return $this->trackingParameters;
  }
}