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

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 223, page 524.

Adobe Supplement to the ISO 32000, BaseVersion: 1.7, ExtensionLevel: 3; Table: 8.48b, page 41.

System.Object
    WebSupergoo.ABCpdf14.Elements.Element
       WebSupergoo.ABCpdf14.Elements.RichMediaCommandElement

A rich media command dictionary describes a command to be sent to a rich media player. The C entry names the command and the A entry holds a list of argument strings.