data	The data tag specifies a data within a message.

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

<description>         	Description of the data.
<history>             	Specifies the data history.
<optional>            	Defines if this data item is optional.
<units>               	Specifies the data units.
<deprecated>          	Specifies that the contents of this element should be marked as deprecated.
<specreference>       	Specification reference for this data.
<key>                 	Specifies the data key.
<enum>                	Specifies a enumeration.
<length>              	Specifies the data length in <b>bits</b>.
<size>                	Specifies the data size in <b>bytes</b>.
<minimum>             	Specifies the minimum value.
<maximum>             	Specifies the maximum value.
<data>                	Specifies the data to execute  the command.
