Woocommerce integration with PFC express

woocommerce_request.js

const crypto = require("crypto");
const fetch = require("isomorphic-fetch");
exports.wooComPushToPFC = functions.https.onRequest((req, res) => {
const method = req.method;
const headers = req.headers;
const data = req.body;
if (method !== "POST") {
  res.status(501).send("Incorrect req method");
}
  
const secret = functions.config().woocommerce.secret; // your secret phrase set in woocommerce webhook - I will cover this later
const signature = headers["x-wc-webhook-signature"];
const hash = crypto
.createHmac("SHA256", secret)
.update(req.rawBody)
.digest("base64");
if (hash !== signature) {
res.status(501).send("Unauthorized access");
}
console.log(data);
});