playback	Specifies playback test.

id                  	Specifies an unique identifier for this element.
AttributeFormatType 	Specifies the numeric format base of data.
implementation      	Specifies the implementation class name.
idref               	Specifies a reference to the element with the matching <a href=&quot;"idAttribute.

<description>         	Description of the playback test.
<history>             	Specifies the playback test history.
<deprecated>          	Specifies that the contents of this element should be marked as deprecated.
