/**
  * Method to validate confirmation code
  * @param $username
  * @param $confirmation
  */
 public function validateConfirmationCode($username, $confirmation){
     $verifyConfirmationCode = new verifyConfirmationCode();
     $verifyConfirmationCode->username = $username;
     $verifyConfirmationCode->code = $confirmation;
     $result = $this->serviceStub->verifyConfirmationCode($verifyConfirmationCode);
     if($result->return->verified){
         return $result->return->key;
     }
 }