Как назначить команду на кнопку меню Telegram бота?

$languages = config('app.locales_assoc');

        $keyboard = [];
        $keyboardArray = [];
        foreach ($languages as $language) {
            array_push($keyboardArray, $language);
        }
        $keyboard[] = $keyboardArray;

        $reply_markup = $this->telegram->replyKeyboardMarkup([
          'keyboard' => $keyboard,
          'resize_keyboard' => true,
          'one_time_keyboard' => true,
          'selective' => false
        ]);

        $this->replyWithMessage(
          [
            'text' => trans('bot.greeting_lang'),
            'reply_markup' => $reply_markup
          ]
        );