'Create a new WorkerInstance
:param unicode friendly_name: The friendly_name
:param unicode activity_sid: The activity_sid
:param unicode attributes: The attributes
:returns: Newly created WorkerInstance
:rtype: twilio.rest.taskrouter.v1.workspace.worker.WorkerInstance'

def create(self, friendly_name, activity_sid=values.unset, attributes=values.unset):

    data = values.of({'FriendlyName': friendly_name, 'ActivitySid': activity_sid, 'Attributes': attributes})
    payload = self._version.create('POST', self._uri, data=data)
    return WorkerInstance(self._version, payload, workspace_sid=self._solution['workspace_sid'])
