{
  "envelope_id": "env_example",
  "pades": {
    "level": "B-T",
    "tsa_url": "http://timestamp.digicert.com",
    "stamp_time": "2026-05-31T08:42:17.391Z",
    "signing_cert_pem": "-----BEGIN CERTIFICATE-----\nMIIB...example certificate truncated for the static fallback...\n-----END CERTIFICATE-----\n"
  },
  "audit_chain_head": "sha256:b3a1...8f"
}