code: @Override
    public CheckAndMutateRowResponse checkAndMutateRow(CheckAndMutateRowRequest request) {
      if (shouldOverrideAppProfile(request.getAppProfileId())) {
        request = request.toBuilder().setAppProfileId(clientDefaultAppProfileId).build();
      }
  
      return createUnaryListener(request, checkAndMutateRpc, request.getTableName())
          .getBlockingResult();
    }
docs: {@inheritDoc}