Let it grow at its natural pace. Mention it, nudge a trusted friend, casually drop it in conversation. 

1) people are very aware of spammy or over the top pressure and marketing tactics after years of crypto/nft stuff
2) you really don't want the kind of people who need to be forced or bribed while you're building 

It's a vibe, the clients look great, it has zaps, they will come. 🫂