OptionalcitedExcerpt of source text being cited.
OptionalendEnd index of the response text for which the annotation applies.
OptionalsourceSource type for the citation.
OptionalstartStart index of the response text for which the annotation applies.
OptionaltitleSource document title.
For example, the page title for a web page or the title of a paper.
ReadonlytypeType of the content block
OptionalurlURL of the document source
Annotation for citing data from a document.