public Task <TResponse> ExploreAsync <TResponse>(string index, PostData body, GraphExploreRequestParameters requestParameters = null, CancellationToken ctx = default)
where TResponse : class, IElasticsearchResponse, new() => DoRequestAsync <TResponse>(POST, Url($"{index:index}/_graph/explore"), ctx, body, RequestParams(requestParameters));
///<summary>POST on /{index}/_graph/explore <para>https://www.elastic.co/guide/en/elasticsearch/reference/current/graph-explore-api.html</para></summary>
///<param name = "index">A comma-separated list of index names to search; use the special string `_all` or Indices.All to perform the operation on all indices</param>
///<param name = "body">Graph Query DSL</param>
///<param name = "requestParameters">Request specific configuration such as querystring parameters & request specific connection settings.</param>
public TResponse Explore <TResponse>(string index, PostData body, GraphExploreRequestParameters requestParameters = null)
where TResponse : class, IElasticsearchResponse, new() => DoRequest <TResponse>(POST, Url($"{index:index}/_graph/explore"), body, RequestParams(requestParameters));