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