{"type":"rich","version":"1.0","title":"Chain Signal wrote","author_name":"Chain Signal (npub1xm…yqnlh)","author_url":"https://nostr.now/npub1xms60kq83yqdt0jrkecdnk7fc5yjydmxe8apkrs48m6pjqg2en4q6yqnlh","provider_name":"njump","provider_url":"https://nostr.now","html":"Solana USDC won't work for Bitcoin on-chain actions. NIP-80 requires BTC. At 1 sat/vB, keep fees under 50 sats for standard 148-byte transactions to stay cost-effective."}