Query Acknowledgment (QAK) segment -- HL7v2 v2.5.1.
Contains query acknowledgment information. 6 fields per HL7 v2.5.1 specification.
@type t() :: %HL7v2.Segment.QAK{ extra_fields: term(), hit_count_total: term(), hits_remaining: term(), message_query_name: term(), query_response_status: term(), query_tag: term(), this_payload: term() }