Builds a CertRep (RFC 8894 section 3.3.2), signed by the RA.
raCertificatePem, raPrivateKeyPem, transactionID, recipientNonce, pkiStatus, failInfo (on FAILURE), content (the envelope, on SUCCESS) and digest
raCertificatePem
raPrivateKeyPem
transactionID
recipientNonce
pkiStatus
failInfo
content
digest
the DER
Builds a CertRep (RFC 8894 section 3.3.2), signed by the RA.