public Optional<String> request() {
        return Optional.ofNullable(this.request);
    }
@return request contains an x509 certificate signing request encoded in a &#34;CERTIFICATE REQUEST&#34; PEM block. When serialized as JSON or YAML, the data is additionally base64-encoded.
sdk/java/src/main/java/com/pulumi/kubernetes/certificates/v1/outputs/CertificateSigningRequestSpecPatch.java