{"alg":"Ed25519","kid":"onyx-8994a5b5a4266615","public_key":"fgkuOgXK1HX_THpnXOximFOM2RDyxYGznd2CvFEB4kk","encoding":"base64url-raw-32","ephemeral":false,"spec":"https://onyx-actions.onrender.com/.well-known/onyx-attestation/v1","usage":"Verify onyx_attestation.sig (Ed25519) over the JCS-canonical payload with the onyx_attestation key removed. The onyx_attestation_verify tool does this for you."}