'Initialize the SessionContext
:param Version version: Version that contains the resource
:param service_sid: Service Sid.
:param sid: A string that uniquely identifies this Session.
:returns: twilio.rest.preview.proxy.service.session.SessionContext
:rtype: twilio.rest.preview.proxy.service.session.SessionContext'

def __init__(self, version, service_sid, sid):

    super(SessionContext, self).__init__(version)
    self._solution = {'service_sid': service_sid, 'sid': sid}
    self._uri = '/Services/{service_sid}/Sessions/{sid}'.format(**self._solution)
    self._interactions = None
    self._participants = None
