gistfile1.js

var zlib = require('zlib');
var tar = require('tar');

var dir = __dirname + '/someSEOJob';

request(url)
  .pipe(zlib.createGunzip())
  .pipe(tar.Extract({ path: dir }))
  .on("error", function (err) {
    console.error(err)
  })
  .on("end", function () {
    console.log("done")
  })