code: func (t *NetworkDevice) PopulateProto(d *pb.MetricsCollection) {
  	d.TargetSchema = &pb.MetricsCollection_NetworkDevice{
  		&pb.NetworkDevice{
  			Alertable: proto.Bool(true),
  			Realm:     proto.String("ACQ_CHROME"),
  			Metro:     &t.Metro,
  			Role:      &t.Role,
  			Hostname:  &t.Hostname,
  			Hostgroup: &t.Hostgroup,
  		},
  	}
  }
docs: // PopulateProto implements Target.