Medium

var delay = (ms) => new Promise(res => setTimeout(res, ms));

async function getListingInfoByPage(p){
  var res = await fetch("https://medium.com/_/api/users/7558e26f1503/followers?&page="+p+"&fbclid=IwAR3Ddn76uLnRIpuVQLnnygTlSR9C1o_OUgCPlUFgx1zGg3dsJ3vthL30RPM", {"credentials":"include","headers":{"accept":"text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3","accept-language":"en-US,en;q=0.9","cache-control":"max-age=0","upgrade-insecure-requests":"1"},"referrerPolicy":"no-referrer-when-downgrade","body":null,"method":"GET","mode":"cors"});
  var text = await res.text();
  var jdat = JSON.parse(text.replace(/.+?<\/x>/, ''));
  return jdat;
}

async function looper(){
  var temp = [];
  var totalPages = 3088;
  for(var i = 2; i<totalPages; i++){
    var dat = await getListingInfoByPage(i+1);
    console.log(i);
    await delay(2000);
    dat.payload.value.forEach(d=> temp.push(d));
  }
    downloadr(temp);
}

async function downloadr(obj) {
  var type = "data:application/json;charset=utf-8,";
  var strDL = JSON.stringify(obj);
  var file = new Blob([strDL], { type: type });
  var a = document.createElement("a"),
  url = URL.createObjectURL(file);
  a.href = url;
  a.download = "jsonDumpDefaultName.json";
  document.body.appendChild(a);
  a.click();
  await delay(10);
  document.body.removeChild(a);
  window.URL.revokeObjectURL(url);
}

looper();