Get data from Cloudflare WAF protected url. In this case, was for GraphQL.

index.js

const puppeteer = require("puppeteer");
const Xvfb = require("xvfb");

async function getDataFromProtectedUrl({ url, operationName, query, variables }) {
  const xvfb = new Xvfb({
    silent: true,
    xvfb_args: ["-screen", "0", "1280x720x24", "-ac"],
  });
  xvfb.start((err) => {
    if (err) console.error(err);
  });
  const browser = await puppeteer.launch({
    headless: false,
    args: [
      "--no-sandbox",
      "--disable-setuid-sandbox",
      "--disable-gpu",
      "--disable-dev-shm-usage",
      "--enable-features=NetworkService",
      "--display=" + xvfb._display,
    ],
    ignoreHTTPSErrors: true,
    dumpio: false,
    defaultViewport: null,
  });
  const page = await browser.newPage();
  await page.setRequestInterception(true);

  page.on("request", (interceptedRequest) => {
    interceptedRequest.continue({
      headers: {
        "Content-Type": "application/json",
        Accept: "application/json",
      },
      method: "GET",
      postData: JSON.stringify({
        operationName,
        query,
        variables,
      }),
    });
  });

  const response = await page.goto(url, {
    waitUntil: "networkidle0",
  });
  await page.content();
  const data = await response.json();
  await browser.close();
  xvfb.stop();
  return data;
}