<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _add_details(self, info):
 """ The 'id' and 'claim_id' attributes are not supplied directly, but included as part of the 'href' value. """

        super(QueueMessage, self)._add_details(info)
        if self.href is None:
            return
        parsed = urllib.parse.urlparse(self.href)
        self.id = parsed.path.rsplit("/", 1)[-1]
        query = parsed.query
        if query:
            self.claim_id = query.split("claim_id=")[-1]