'Set the user\'s subscription for this subscription
:param bool subscribed: (required), determines if notifications should
be received from this thread.
:param bool ignored: (required), determines if notifications should be
ignored from this thread.'

def set(self, subscribed, ignored):

    sub = {u'subscribed': subscribed, u'ignored': ignored}
    json = self._json(self._put(self._api, data=dumps(sub)), 200)
    self._update_attributes(json)
