code: func (s *Segment) RecordRequest(req *http.Request, namespace string) {
  	s.Lock()
  	defer s.Unlock()
  
  	if s.HTTP == nil {
  		s.HTTP = &HTTP{}
  	}
  
  	s.Namespace = namespace
  	s.HTTP.Request = requestData(req)
  }
docs: // RecordRequest traces a request.
  //
  // It sets Http.Request & Namespace (ex: "remote")