@Override
            public ListSubscriptionsRequest injectToken(
                ListSubscriptionsRequest payload, String token) {
              return ListSubscriptionsRequest.newBuilder(payload).setPageToken(token).build();
            }
The default scopes of the service.
java-workspaceevents/google-cloud-workspaceevents/src/main/java/com/google/apps/events/subscriptions/v1/stub/SubscriptionsServiceStubSettings.java