code: def get(self, channel_sid):
          
          return UserChannelContext(
              self._version,
              service_sid=self._solution['service_sid'],
              user_sid=self._solution['user_sid'],
              channel_sid=channel_sid,
          )
docs: Constructs a UserChannelContext
  
          :param channel_sid: The SID of the Channel that has the User Channel to fetch
  
          :returns: twilio.rest.chat.v2.service.user.user_channel.UserChannelContext
          :rtype: twilio.rest.chat.v2.service.user.user_channel.UserChannelContext