Type Alias: ContentItem

type ContentItem = 
  | PdfPage
  | AnnotationBase
  | FormXObject;

Represents a document object that can be referenced as a content item from the structure tree (the target of an OBJR link). It can be a PdfPage, an AnnotationBase, or a FormXObject. (An image XObject can also be a target in PDF, but it is not yet wrapped.)