hydrateSortedTermsAggregation example

            $buckets[] = new Bucket($value, $bucket['doc_count'], $nested);
        }

        return new DateHistogramResult($aggregation->getName(), $buckets);
    }

    private function hydrateTermsAggregation(TermsAggregation $aggregation, array $result, Context $context): ?TermsResult
    {
        if ($aggregation->getSorting()) {
            return $this->hydrateSortedTermsAggregation($aggregation, $result, $context);
        }

        if (isset($result[$aggregation->getName()])) {
            $result = $result[$aggregation->getName()];
        }

        $key = $aggregation->getName() . '.key';
        if (isset($result[$key])) {
            $result = $result[$key];
        }