{"algorithm":"ed25519","key_id":"k1","public_key":"s8fWpkMRdN5Ba//GCKRzy1tFpp6AzEzLLtjHMunvEgs=","fingerprint":"oztHk9ZDIO2vCWW6","verify_hint":"sig = ed25519_sign(canonicalize(payload), notary_private_key); canonicalize = sorted keys, no whitespace."}