public CertificateSigningRequestSpec build() {
            final var _resultValue = new CertificateSigningRequestSpec();
            _resultValue.expirationSeconds = expirationSeconds;
            _resultValue.extra = extra;
            _resultValue.groups = groups;
            _resultValue.request = request;
            _resultValue.signerName = signerName;
            _resultValue.uid = uid;
            _resultValue.usages = usages;
            _resultValue.username = username;
            return _resultValue;
        }
@return username contains the name of the user that created the CertificateSigningRequest. Populated by the API server on creation and immutable.
sdk/java/src/main/java/com/pulumi/kubernetes/certificates/v1/outputs/CertificateSigningRequestSpec.java