Vsch\TranslationManager\Manager::cleanTranslations PHP Method

    public function cleanTranslations()
    {
        $this->translation->whereNull('value')->delete();
    }

 /**
  * Execute the console command.
  *
  * @return void
  */
 public function fire()
 {
     $this->manager->cleanTranslations();
     $this->info("Done cleaning translations");
 }