code: func (op *Operator) AreaMembers(areaID string, q *QueryOptions) ([]*SerfMember, *QueryMeta, error) {
  	var out []*SerfMember
  	qm, err := op.c.query("/v1/operator/area/"+areaID+"/members", &out, q)
  	if err != nil {
  		return nil, nil, err
  	}
  	return out, qm, nil
  }
docs: // AreaMembers lists the Serf information about the members in the given area.