How to use crypto generateKeyPairSync?

error: Uncaught (in promise) Error: Not implemented: crypto.PrivateKeyObject.prototype.export
const { publicKey, privateKey } = generateKeyPairSync("rsa", {
                                  ^
    at notImplemented (ext:deno_node/_utils.ts:9:9)
    at PrivateKeyObject.export (ext:deno_node/internal/crypto/keys.ts:206:5)
    at generateKeyPairSync (ext:deno_node/internal/crypto/keygen.ts:77:37)
    at file:///deno/test.ts:3:35

const { generateKeyPairSync } = await import("node:crypto");

const { publicKey, privateKey } = generateKeyPairSync("rsa", {
  modulusLength: 4096,
});