I'm trying to use this as a receive address for nostr. It looks like it's configured 1000 sat minimum? Can someone help me understand if this a limitation of cashu-address.com, or I have something misconfigured elsehwhere? cc nostr:npub1mhcr4j594hsrnen594d7700n2t03n8gdx83zhxzculk6sh9nhwlq7uc226