{"issuer":"https://mpp.clashofcoins.com","version":"1","keys":[{"kty":"OKP","crv":"Ed25519","kid":"clashofcoins-ed25519-1","alg":"EdDSA","use":"sig","x":"cio7kStq___2mTYLmiZZg71kt_zaW1D6N_C3MtV7vg8","nbf":1779163163,"exp":1810699223}],"signature_algorithms":["ed25519"],"key_lookup":"https://mpp.clashofcoins.com/.well-known/http-message-signatures-directory","key_source":"discovery-placeholder","notes":"Placeholder discovery key. Set HTTP_MESSAGE_SIGNATURES_PUBLIC_JWK to publish a production verification key."}