function sendInternally(uint256 tokensToSend, uint256 valueToPresent) internal {
    require(msg.sender != address(0));
    uint balance = userXRTBalance(msg.sender);
    require(balance == 0);
    token.transfer(msg.sender, tokensToSend);
    emit TransferredToken(msg.sender, valueToPresent);
    
  }