/**
  * Get all of the available token abilities.
  *
  * @return Response
  */
 public function all()
 {
     return response()->json(collect(Spark::tokensCan())->map(function ($value, $key) {
         return ['name' => $value, 'value' => $key, 'default' => in_array($key, Spark::tokenDefaults())];
     })->values());
 }