How to add query parameters when using elasticsearch?

Hi,
Is it possible to to instruct Grafana to send query parameters in URL to Elasticsearch?
Like that
POST: https://elastic-node.mynet.net:9200/statistics-2019.07.28/_search?ignore_throttled=false

Use case described here:
https://www.elastic.co/guide/en/elasticsearch/reference/6.6/searching_a_frozen_index.html