You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
    <allpages gapcontinue="Mail-_Mac_Mail,_Entourage,_Outlook" />
      <page pageid="5" ns="0" title="Labs" />
      <page pageid="848" ns="0" title="Labview and Multisim">
        <flagged stable_revid="2705" level="2" level_text="pristine" />
      <page pageid="768" ns="0" title="Latest:Test">
        <flagged stable_revid="2218" level="2" level_text="pristine" />
      <page pageid="723" ns="0" title="Latex brev masker">
        <flagged stable_revid="3530" level="2" level_text="pristine" />
      <page pageid="40" ns="0" title="Linux Terminal Server" />
      <page pageid="8" ns="0" title="MEETING REQUEST - M√ėDEINDKALDELSE" />
      <page pageid="260" ns="0" title="MacMail efter Migrering til DTU Exchange" />
      <page pageid="989" ns="0" title="MacOS 11.2">
        <flagged stable_revid="3869" level="2" level_text="pristine" />
      <page pageid="944" ns="0" title="MacOS Catalina">
        <flagged stable_revid="3600" level="2" level_text="pristine" />
      <page pageid="661" ns="0" title="Mac Mail and Exchange 2010" />