| Name | Type | Description | Notes |
|---|---|---|---|
| elements | [RawElement] | ||
| units | [RawUnit], none_type | [optional] | |
| definitions | [RawDefinition], none_type | [optional] | |
| property_sets | [RawPropertySet], none_type | [optional] | |
| classifications | [RawClassification], none_type | [optional] | |
| layers | [RawLayer], none_type | [optional] | |
| systems | [RawSystem], none_type | [optional] | |
| materials | bool, date, datetime, dict, float, int, list, str, none_type | [optional] | |
| any string name | bool, date, datetime, dict, float, int, list, str, none_type | any string name can be used but the value must be the correct type | [optional] |