func buildElasticsearchQueryOptions(qo types.QueryOptions) map[string]interface{} {
m := qo.Map()
if len(qo.Aggregate) > 0 {
delete(m, "aggregate")
m["aggs"] = buildElasticsearchAggregateQuery(qo.Aggregate, qo.Size)
// size is set in aggregate query so remove from top level
m["size"] = 0
delete(m, "from")
}
return m
}
