The signature could not be verified

[zhouyj001]

When I use SHA-256 signature, the other party returns verification error.Unable to verify content integrity: not supported version number.
let options = { message: { filename: '830R.rtf', contentType: 'application/edi-rtf', content: LIBAS2_EDI }, agreement: { host: { id: 'DW', certificate: CERT, privateKey: KEY, sign: 'sha-256', mdn: { signing: 'sha-256' } }, partner: { id: 'ZZ', url: 'http://localhost:8001/pub/Receive.rsb', certificate: AS2_TESTING_CERT, encrypt: 'aes256-CBC', } }, additionalHeaders: { } }