'Fetch a WorkspaceInstance
:returns: Fetched WorkspaceInstance
:rtype: twilio.rest.taskrouter.v1.workspace.WorkspaceInstance'

def fetch(self):

    params = values.of({})
    payload = self._version.fetch('GET', self._uri, params=params)
    return WorkspaceInstance(self._version, payload, sid=self._solution['sid'])
