app.post("/jwt", (req, res) => {
const privateKey = `
-----BEGIN RSA PRIVATE KEY-----
${process.env.jaas_demo_private_key}
-----END RSA PRIVATE KEY-----
`;
const payload = req.body.claims;
const options = {
'algorithm': "RS256",
'keyid': "REPLACE_WITH_YOUR_JAAS_API_KEY_ID"
};
const token = jwt.sign(payload, privateKey, options);
res.json({"token": token});
});