transactionDataHashesAlgorithmString
@SerialName(value = "transaction_data_hashes_alg")
OID4VP: REQUIRED when this parameter was present in the transaction_data request parameter. String representing the hash algorithm identifier used to calculate hashes in transactionDataHashes response parameter.
If not specified in the request, the hash function MUST be SdJwtConstants.SHA_256. Names are defined by IANA https://www.iana.org/assignments/named-information/named-information.xhtml