External fetch not working on mobile

Hi all,

I’m fetching some external info which works fine on desktop, but doesn’t return anything on mobile. Is this a known issue?

    var  requestURL  =  'https://api.exchangerate.host/latest?base=CAD' ; 
    var  request  =  **new**  XMLHttpRequest (); 
    request . open ( 'GET' ,  requestURL ); 
    request . responseType  =  'json' ; 
    request . send (); 
    request . onload  =  function ( )  
    {  
        totalAmount  =  Number ( request . response . rates [ currencyCode ]). toFixed ( 2 ); 
}