perhaps signal could spin up a mint for the user in the background, while signal could run the underlying lightning node needed.. ? Seems unrealistic for them to spin up a lightning node for each user.. nostr:npub1ug8c5wp6chs4xessrstq3mj0x0agkttey5xwk26632a2gw22de7qkfd9ry nostr:npub1kuy0wwf0tzzqvgfv8zpw0vaupkds3430jhapwrgfjyn7ecnhpe0qj9kdj8 nostr:npub18lzls4f6h46n43revlzvg6x06z8geww7uudhncfdttdtypduqnfsagugm3