3.2.4.2.3.1 DisconnectRequestBody

 <xsd:complexType name="DisconnectRequestBody">
   <xsd:sequence>
     <xsd:element minOccurs="1" maxOccurs="1" name="guidDestChatId" 
 type="tns:guid"/>
   </xsd:sequence>
 </xsd:complexType>

guidDestChatId: Contains the GUID string ID of the chat destination.