Ahh no, simple CORS issues.
Access to fetch at 'https://bitcoin.ninja/.well-known/lnurlp/matt'; from origin 'https://snort.social'; has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.