{
  "algorithm": "ed25519",
  "signature_b64": "W19bHAWkgBNWiS6WkheHIbHbYpObJEeOgAnQ0Zj8RYBWoyBrVu1/N3xQR4B2qXNCukcRYKHnEiQ5AIrFt/n7Ag==",
  "public_key_b64": "j8IjH1jooA6U6kiylttTpSBTgOdD+1yTPGw8yupIwZM=",
  "key_origin": "synthetic-demo",
  "signed_message": "attestation_root",
  "filename": "attestation_signature.json"
}
