public static PKCS10CertificationRequest createRpkiCaCertificateRequest() {
   RpkiCaCertificateRequestBuilder requestBuilder = new RpkiCaCertificateRequestBuilder();
   requestBuilder.withCaRepositoryUri(ProvisioningObjectMother.RPKI_CA_CERT_REQUEST_CA_REPO_URI);
   requestBuilder.withManifestUri(ProvisioningObjectMother.RPKI_CA_CERT_REQUEST_CA_MFT_URI);
   requestBuilder.withNotificationUri(
       ProvisioningObjectMother.RPKI_CA_CERT_REQUEST_CA_NOTIFICATION_URI);
   requestBuilder.withSubject(ProvisioningObjectMother.RPKI_CA_CERT_REQUEST_CA_SUBJECT);
   PKCS10CertificationRequest pkcs10Request =
       requestBuilder.build(ProvisioningObjectMother.RPKI_CA_CERT_REQUEST_KEYPAIR);
   return pkcs10Request;
 }