public function addAlias($alias = null)
    {
        return (new AuthorizationBuilder(TransactionType::ALIAS, $this))
            ->withAlias(AliasAction::ADD, $alias);
    }
public function addAlias($alias = null)
    {
        return (new AuthorizationBuilder(TransactionType::ALIAS, $this))
            ->withAlias(AliasAction::ADD, $alias);
    }
public function addAlias ( $ alias = null ) { return ( new AuthorizationBuilder ( TransactionType :: ALIAS , $ this ) ) -> withAlias ( AliasAction :: ADD , $ alias ) ; }
Adds an alias to the payment method

@param string $alias Alias to add

@return AuthorizationBuilder
Adds an alias to the payment method