def mark_alert_as_unread(self, alert_id):
req = self.url + "<STR_LIT>".format(alert_id)<EOL>try:<EOL><INDENT>return requests.post(req, headers={'<STR_LIT:Content-Type>': '<STR_LIT:application/json>'}, proxies=self.proxies, auth=self.auth, verify=self.cert)<EOL><DEDENT>except requests.exceptions.RequestException:<EOL><INDENT>raise AlertException("<STR_LIT>".format(e))<EOL><DEDENT>
Mark an alert as unread.
:param alert_id: The ID of the alert to mark as unread.
:return: