nextcloud-server/apps/dav/tests/misc/sharing.xml

<?xml version="1.0" encoding="utf-8" ?>
<!--
 - SPDX-FileCopyrightText: 2015 ownCloud, Inc.
 - SPDX-License-Identifier: AGPL-3.0-only
 -->
		<CS:share xmlns:D="DAV:" xmlns:CS="urn:ietf:params:xml:ns:carddav">
			     <CS:set>
	       <D:href>principal:principals/admin</D:href>
	       <CS:read-write />
	     </CS:set>
		   </CS:share>