You're a braver man than I. 4K paywall in https://nostr.naut.social mainly to limit expense exposure and reduce chances of exceeding resources without warning. Right now, sending all to Turkey anyway.
Discussion
It is most normal to be paid for services rendered. relay's continuous growth is an important part of the development of the Nostr ecosystem. Adequate profit is an important stimulus for the development of relays. It is not a good situation to run a relay just for volunteering or trying or for fun.