Try to get money from someplace and someone else. Try to get users who have never heard of Nostr. This is how you grow the base.
Discussion
Look to organisations:
companies, churches, clubs, other nonprofits, schools, universities, mosques, political parties, stablecoins and altcoins, etc.
They tend to have more complex service, privacy, or customization needs, so they are more likely to pay, than some guy shitposting in his pajamas.