public long getFrom() {
        return from;
      }
The maximum results returned in a query. This only affects non-aggregation requests.

<p>Not configurable as it implies adjustments to the index template (index.max_result_window)

<p> See https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-from-size.html
zipkin-storage/elasticsearch/src/main/java/zipkin2/elasticsearch/internal/client/SearchRequest.java