code: @Override
      public MoveSubscriptionStatus getMoveStatus(String apiKey, String reference) {
          checkNotNull(reference, "reference");
          try {
              URI uri = _databus.clone()
                      .segment("_move")
                      .segment(reference)
                      .build();
              return _client.resource(uri)
                      .header(ApiKeyRequest.AUTHENTICATION_HEADER, apiKey)
                      .get(MoveSubscriptionStatus.class);
          } catch (EmoClientException e) {
              throw convertException(e);
          }
      }
docs: Any server can get the move status, no need for @PartitionKey