7.23 http://schemas.microsoft.com/office/server/word/2009/08/ping/response Schema

 <?xml version="1.0" encoding="UTF-8"?>
 <xs:schema elementFormDefault="qualified" targetNamespace="http://schemas.microsoft.com/office/server/word/2009/08/ping/response" xmlns:xs="http://www.w3.org/2001/XMLSchema">
   <xs:element name="PingResponse">
     <xs:complexType>
       <xs:sequence>
         <xs:element minOccurs="0" name="Count" type="xs:int"/>
         <xs:element minOccurs="0" name="Received" type="xs:dateTime"/>
         <xs:element minOccurs="0" name="Responded" type="xs:dateTime"/>
       </xs:sequence>
     </xs:complexType>
   </xs:element>
 </xs:schema>