Metadata which will be stored with each attachment of a Concept.
The id of the Concept to which this attachment belongs. Must not be empty.
A description for this attachment. It must be specified in at least one language and it must not contain more than 512 characters.
The filename of the attachment. Must not be empty and must contain only (german) alphanumeric characters and „_“ and „-“ and „.“.
The id of the attachment. Holds the complete path which can be used to download the file.
The index in the Concept of this attachment. Used for sorting the attachments of this Concept. Must not be empty.
The language of the attachments content. Must not be empty and must be specified as ISO 639 language code.
An optional title of this attachment in the attachments‘ language. It must not contain more than 2048 characters.
The type of the attachment. Must be one of ConceptAttachmentTypes and must not be empty.