code: def get(self, sid):
          
          return UserBindingContext(
              self._version,
              service_sid=self._solution['service_sid'],
              user_sid=self._solution['user_sid'],
              sid=sid,
          )
docs: Constructs a UserBindingContext
  
          :param sid: The unique string that identifies the resource
  
          :returns: twilio.rest.chat.v2.service.user.user_binding.UserBindingContext
          :rtype: twilio.rest.chat.v2.service.user.user_binding.UserBindingContext