convertSearch example

$search = $this->createSearch($criteria, $definition, $context);

        $this->eventDispatcher->dispatch(
            new ElasticsearchEntitySearcherSearchEvent(
                $search,
                $definition,
                $criteria,
                $context
            )
        );

        $search = $this->convertSearch($criteria, $definition, $context, $search);

        try {
            $result = $this->client->search([
                'index' => $this->helper->getIndexName($definition, $this->helper->enabledMultilingualIndex() ? null : $context->getLanguageId()),
                'track_total_hits' => true,
                'body' => $search,
            ]);
        } catch (\Throwable $e) {
            $this->helper->logAndThrowException($e);

            return $this->decorated->search($definition, $criteria, $context);
        }