'Initialize the UserList
:param Version version: Version that contains the resource
:param service_sid: The service_sid
:returns: twilio.rest.chat.v2.service.user.UserList
:rtype: twilio.rest.chat.v2.service.user.UserList'

def __init__(self, version, service_sid):

    super(UserList, self).__init__(version)
    self._solution = {'service_sid': service_sid}
    self._uri = '/Services/{service_sid}/Users'.format(**self._solution)
