title: Javascript display filename instead of blob name in the PDF URL
body: <p>I am able to get the pdf in the new window with URL as</p>
  
  <pre><code>htts://mydomainname/410-8d9c-4883-86c5-d76c50a24a1d
  </code></pre>
  
  <p>I want to remove the auto generated blob name (410-8d9c-4883-86c5-d76c50a24a1d) in the generated URL and place my custom name link below </p>
  
  <pre><code>htts://mydomainname/filename
  </code></pre>
  
  <p>What modifications i need to do for below code</p>
  
  <pre><code>var file = new Blob([response], {type: 'application/pdf'});                     
  var fileURL = URL.createObjectURL(file);                                                                                                    
  $window.open(fileURL);
  </code></pre>