VpProof
@contextstring[]required
Example: 
["https://www.w3.org/ns/credentials/v2"]typestring[]required
Example: 
["VerifiablePresentation"]holderstringrequired
Example: 
holder-sampleproof object
idstring
Example: 
did:example:xyz#proof-1typestringrequired
Possible values: [DataIntegrityProof]
Example: 
DataIntegrityProofproofPurposestringrequired
Example: 
assertionMethodverificationMethodstring
Example: 
did:example:author#verificationKeycryptosuitestringrequired
Example: 
ecdsa-2019createdstring
Example: 
2021-01-01T00:00:00Zexpiresstring
Example: 
2022-01-01T00:00:00Zdomainstring[]
Example: 
["example.com"]challengestring
Example: 
1234567890proofValuestringrequired
Example: 
ProofValueStringpreviousProofstring[]
Example: 
["PreviousProof1","PreviousProof2"]noncestring
Example: 
nonce-stringVpProof
{
  "@context": [
    "https://www.w3.org/ns/credentials/v2"
  ],
  "type": [
    "VerifiablePresentation"
  ],
  "holder": "holder-sample",
  "proof": {
    "id": "proof-id-sample",
    "type": "DataIntegrityProof",
    "cryptosuite": "eddsa",
    "proofPurpose": "authentication",
    "verificationMethod": "verification-method-sample",
    "created": "2023-10-10T00:00:00Z",
    "expires": "2023-10-20T00:00:00Z",
    "domain": "example.com",
    "challenge": "challenge-sample",
    "proofValue": "proof-value-sample"
  }
}