Attribute	Type	Use	Documentation
`dataSourceRef` netex_version_version.xsd:101	`DataSourceIdType`	optional	Name of source of the data.
`created` netex_version_support.xsd:172	`xsd:dateTime`	optional	Date ENTITY was first created.
`changed` netex_version_support.xsd:177	`xsd:dateTime`	optional	Date ENTITY or version was last changed.
`modification` netex_version_support.xsd:182	`ModificationEnumeration`	optional default: `new`	Nature of last modification: new, revise, delete, unchanged, delta. Default is "new".
`version` netex_version_support.xsd:187	`VersionIdType`	optional	Version number of entity. The value may be "any" or a VERSION number adhering to agreed-upon formatting and interpretation rules (representing, e.g., a number or a date). Consecutive VERSION numbers should be strictly increasing.
`status` netex_version_support.xsd:192	`StatusEnumeration`	optional default: `active`	Whether ENTITY is currently in use. Default is "active".
`derivedFromVersionRef` netex_version_support.xsd:197	`VersionIdType`	optional	Version of this object from which this version of ENTITY was derived.
`compatibleWithVersionFrameVersionRef` netex_version_support.xsd:202	`VersionIdType`	optional	Version of frame from with which this version of ENTITY is compatible. Assumes Frame of the same Id as current frame.
`derivedFromObjectRef` netex_version_support.xsd:207	`ObjectIdType`	optional	Identity of object from which this object of ENTITY was derived. Normally the same.

inherited 2 attributes from base types

Attribute	Type	Use	Documentation	Inherited from
`nameOfClass` netex_entity_version.xsd:66	`NameOfClass`	optional	Name of Class of the ENTITY. Allows reflection. Fixed for each ENTITY type.	`EntityStructure`
`id` netex_entity_version.xsd:71	`ObjectIdType`	optional	Identifier of ENTITY.	`EntityStructure`