public function view($id)
 {
     if ($identity = Identity::find($id)) {
         $surveys = [];
         foreach ($identity->answers as $answer) {
             $survey = Survey::find($answer['survey_id']);
             array_push($surveys, $survey);
         }
         return view('admin.identity.view', ['identity' => $identity, 'surveys' => $surveys]);
     }
     return redirect('admin/identity');
 }
 /**
  * Get Identity by ID
  *
  * @return instance 
  */
 public function getIdentityById($id)
 {
     return Identity::find($id);
 }