func (s *Series) GetAggrOk() (string, bool) {
	if s == nil || s.Aggr == nil {
		return "", false
	}
	return *s.Aggr, true
}
func (s *Series) GetAggrOk() (string, bool) {
	if s == nil || s.Aggr == nil {
		return "", false
	}
	return *s.Aggr, true
}
// GetAggrOk returns a tuple with the Aggr field if it's non-nil, zero value otherwise
// and a boolean to check if the value has been set.