+=item tokenized [ PAYINFO ]
+
+Returns true if object payinfo is tokenized
+
+Optionally, an arbitrary payby and payinfo can be passed.
+
+=cut
+
+sub tokenized {
+ my $self = shift;
+ my $payinfo = scalar(@_) ? shift : $self->payinfo;
+ $payinfo =~ /^99\d{14}$/;
+}
+