This class represents the richmediacontent dictionary. This is definitively detailed in:.

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 341, page 704.

Adobe Supplement to the ISO 32000, BaseVersion: 1.7, ExtensionLevel: 3; Table: 9.51, page 86.

System.Object
    WebSupergoo.ABCpdf14.Elements.Element
       WebSupergoo.ABCpdf14.Elements.RichMediaContentElement

A rich media content dictionary holds all assets and configurations making up the embedded media for a rich media annotation.

The Assets entry is a name tree mapping asset names to file specifications. The Configurations array lists rich media configuration dictionaries. The Views array lists stored camera or viewpoint states.