{
  "@id": "https://w3id.org/blockcerts/schema/3.0/merkleProof2019Schema.json",
  "@context": {
    "@version": 1.1,
    "challenge": "sec:challenge",
    "created": {"@id": "http://purl.org/dc/terms/created", "@type": "xsd:dateTime"},
    "domain": "sec:domain",
    "expires": {"@id": "sec:expiration", "@type": "xsd:dateTime"},
    "jws": "sec:jws",
    "nonce": "sec:nonce",
    "proofPurpose": {
      "@id": "sec:proofPurpose",
      "@type": "@vocab",
      "@context": {
        "@version": 1.1,


        "id": "@id",
        "type": "@type",

        "sec": "https://w3id.org/security#",

        "assertionMethod": {"@id": "sec:assertionMethod", "@type": "@id", "@container": "@set"},
        "authentication": {"@id": "sec:authenticationMethod", "@type": "@id", "@container": "@set"}
      }
    },
    "proofValue": "sec:proofValue",
    "verificationMethod": {"@id": "sec:verificationMethod", "@type": "@id"}
  }
}