<?xml version="1.0" encoding="utf-8"?>
<d:error xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
  <s:sabredav-version>4.7.0</s:sabredav-version>
  <s:exception>Sabre\DAV\Exception\NotAuthenticated</s:exception>
  <s:message>No 'Authorization: Basic' header found. Either the client didn't send one, or the server is misconfigured. Login was needed for privilege: {DAV:}read on </s:message>
</d:error>