title: Get sessionStorage key value from browser
body: <p>I had used Webdriver Sampler to login in my web application as my application logged in using google signin .</p>
  
  <p>Another related request is required an auth_token , which is stored in sessionStorage of browser , </p>
  
  <p>How can I get it?</p>
  
  <p>I try this but gives me an error </p>
  
  <p>WebDriverSampler: TypeError: WDS.browser.sessionStorage is not a function</p>