Observers are not working about laravel-log-to-db HOT 5 CLOSED

namespace App\Providers;

use App\Observers\LogObserver;
use danielme85\LaravelLogToDB\LogToDB;
use Illuminate\Support\ServiceProvider;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Register any application services.
     *
     * @return void
     */
    public function register()
    {
        //
    }

    /**
     * Bootstrap any application services.
     *
     * @return void
     */
    public function boot()
    {
        LogToDB::model()->observe(LogObserver::class);
    }
}

class LogObserver
{
    /**
     * Handle the Log "created" event.
     *
     * @return void
     */
    public function created($log)
    {
        dd($log->toArray());
    }
}

[2020-04-24 12:06:37][99] Processing: danielme85\LaravelLogToDB\Jobs\SaveNewLogEvent
array:10 [
  "message" => "hello world..."
  "level" => 200
  "level_name" => "INFO"
  "channel" => "local"
  "datetime" => "2020-04-24 12:06:27:0427"
  "extra" => array:1 [
    "memory_peak_usage" => "18 MB"
  ]
  "unix_time" => 1587744397
  "updated_at" => "2020-04-24 12:06:37"
  "created_at" => "2020-04-24 12:06:37"
  "id" => 48316
]