'Update the ParticipantInstance
:param bool muted: Indicates if the participant should be muted
:param bool hold: The hold
:param unicode hold_url: The hold_url
:param unicode hold_method: The hold_method
:param unicode announce_url: The announce_url
:param unicode announce_method: The announce_method
:returns: Updated ParticipantInstance
:rtype: twilio.rest.api.v2010.account.conference.participant.ParticipantInstance'

def update(self, muted=values.unset, hold=values.unset, hold_url=values.unset, hold_method=values.unset, announce_url=values.unset, announce_method=values.unset):

    return self._proxy.update(muted=muted, hold=hold, hold_url=hold_url, hold_method=hold_method, announce_url=announce_url, announce_method=announce_method)
