code: func (s *Segment) RecordResponse(resp *http.Response) {
  	s.Lock()
  	defer s.Unlock()
  
  	if s.HTTP == nil {
  		s.HTTP = &HTTP{}
  	}
  
  	s.recordStatusCode(resp.StatusCode)
  
  	s.HTTP.Response = responseData(resp)
  }
docs: // RecordResponse traces a response.
  //
  // It sets Throttle, Fault, Error and HTTP.Response