public function paginator(Paginator $paginator, $transformer, array $parameters = [], Closure $after = null)
{
if ($paginator->isEmpty()) {
$class = get_class($paginator);
} else {
$class = get_class($paginator->first());
}
$binding = $this->transformer->register($class, $transformer, $parameters, $after);
return new Response($paginator, 200, [], $binding);
}