return new Promise((resolve, reject) => {
window.cadesplugin.async_spawn(function *(args) {

var PKey = yield window.cadesplugin.CreateObjectAsync("X509Enrollment.CX509PrivateKey");

yield PKey.propset_ProviderName("Crypto-Pro GOST R 34.10-2012 Cryptographic Service Provider");
yield PKey.propset_ProviderType(80);
yield PKey.propset_KeySpec(AT_KEYEXCHANGE); // XCN_AT_KEYEXCHANGE

var CertificateRequestPkcs10 = yield window.cadesplugin.CreateObjectAsync("X509Enrollment.CX509CertificateRequestPkcs10");
yield CertificateRequestPkcs10.InitializeFromPrivateKey(1, PKey, "");

var DistinguishedName = yield window.cadesplugin.CreateObjectAsync("X509Enrollment.CX500DistinguishedName");
yield DistinguishedName.Encode("CN=\"TestName\";");
yield CertificateRequestPkcs10.propset_Subject(DistinguishedName);

var KeyUsageExtension = yield window.cadesplugin.CreateObjectAsync("X509Enrollment.CX509ExtensionKeyUsage");

yield KeyUsageExtension.InitializeEncode(CERT_KEY_ENCIPHERMENT_KEY_USAGE|CERT_DATA_ENCIPHERMENT_KEY_USAGE|CERT_DIGITAL_SIGNATURE_KEY_USAGE|CERT_NON_REPUDIATION_KEY_USAGE);

var extensions = yield CertificateRequestPkcs10.X509Extensions;
yield extensions.Add(KeyUsageExtension);

var Enroll = yield window.cadesplugin.CreateObjectAsync("X509Enrollment.CX509Enrollment");
yield Enroll.InitializeFromRequest(CertificateRequestPkcs10);

var certReq = yield Enroll.CreateRequest(1);
console.log(certReq);
console.log(yield Enroll.InstallResponse(0, certReq, 1, ""));
resolve(certReq);
});
});