WalletSchemasProofDocumentVersion: v0.8.0ProofDocument proof objectrequiredoneOfProofMOD2typestringrequiredPossible values: [JsonWebSignature2020, DataIntegrityProof]Example: JsonWebSignature2020proofPurposestringrequiredExample: assertionMethodArray [typestringrequiredPossible values: [JsonWebSignature2020, DataIntegrityProof]Example: JsonWebSignature2020proofPurposestringrequiredExample: assertionMethod]ProofDocument{ "proof": { "type": "JsonWebSignature2020", "proofPurpose": "assertionMethod" }}