I got it to work for iOS using text replacement https://www.perplexity.ai/search/can-you-add-symbols-to-ios-key-0FgLOxcpRj6efdOPxOE9Ig

For me now sats = 丰 nostr:note1jgs9lwq6jurs3memxk763crmtghwhfj24vflsksfxlq3jm5384mqkem3ja