<ns2:message name="MDIncrementalRefreshSessionStatistics35" id="35" description="MDIncrementalRefreshSessionStatistics" blockLength="11" semanticType="X" sinceVersion="2">
        <field name="TransactTime" id="60" type="uInt64" description="Start of event processing time in number of nanoseconds since Unix epoch" offset="0" semanticType="UTCTimestamp"/>
        <field name="MatchEventIndicator" id="5799" type="MatchEventIndicator" description="Bitmap field of eight Boolean type indicators reflecting the end of updates for a given Globex event" offset="8" semanticType="MultipleCharValue"/>
        <group name="NoMDEntries" id="268" description="Number of entries in Market Data message" blockLength="24" dimensionType="groupSize">
            <field name="MDEntryPx" id="270" type="PRICE" description="Market Data entry price" offset="0" semanticType="Price"/>
            <field name="SecurityID" id="48" type="Int32" description="Security ID " offset="8" semanticType="int"/>
            <field name="RptSeq" id="83" type="uInt32" description="MD Entry sequence number per instrument update" offset="12" semanticType="int"/>
            <field name="OpenCloseSettlFlag" id="286" type="OpenCloseSettlFlag" description="Flag describing IOP and Open Price entries" offset="16" semanticType="int"/>
            <field name="MDUpdateAction" id="279" type="MDUpdateAction" description="Market Data update action " offset="17" semanticType="int"/>
            <field name="MDEntryType" id="269" type="MDEntryTypeStatistics" description="Market Data entry type   " offset="18" semanticType="char"/>
            <field name="MDEntrySize" id="271" type="Int32NULL" description="Indicative Opening Quantity " offset="19" sinceVersion="8" semanticType="Qty"/>
        </group>
    </ns2:message>

if (token.signal() == Signal::BEGIN_MESSAGE && token.fieldId() == id && token.tokenVersion() == version)
{
   result = tokens;
}

token.tokenVersion() <= version