That seems to be the approach most UK newspapers are taking. Consent or pay.
https://ico.org.uk/for-organisations/uk-gdpr-guidance-and-re...
https://ico.org.uk/for-organisations/uk-gdpr-guidance-and-re...
I feel like this is ... slimy.
I suppose it does at least make things explicit - your data is very obviously a form of payment at that point.