spy30/app/Http/Controllers/TwitterController.php

<?php
namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Routing\Controller as BaseController;
use Log;

class TwitterController extends BaseController
{

  public function input(Request $request)
  {
    Log::info(json_encode($request->all()));
    return 'got it';
  }


}