@Override
            public ListGroupsRequest injectToken(ListGroupsRequest payload, String token) {
              return ListGroupsRequest.newBuilder(payload).setPageToken(token).build();
            }
The default scopes of the service.
java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java