void Start()                                                              // Init SDK on app start
 {
     AdBuddizBinding.SetLogLevel(AdBuddizBinding.ABLogLevel.Info);         // log level
     AdBuddizBinding.SetAndroidPublisherKey("TEST_PUBLISHER_KEY_ANDROID"); // replace with your Android app publisher key
     AdBuddizBinding.SetIOSPublisherKey("TEST_PUBLISHER_KEY_IOS");         // replace with your iOS app publisher key
     AdBuddizBinding.SetTestModeActive();                                  // to delete before submitting to store
     AdBuddizBinding.CacheAds();                                           // start caching ads
 }