'Generate an instance context for the instance, the context is capable of
performing various actions.  All instance actions are proxied to the context
:returns: SyncListPermissionContext for this SyncListPermissionInstance
:rtype: twilio.rest.sync.v1.service.sync_list.sync_list_permission.SyncListPermissionContext'

@property
def _proxy(self):

    if (self._context is None):
        self._context = SyncListPermissionContext(self._version, service_sid=self._solution['service_sid'], list_sid=self._solution['list_sid'], identity=self._solution['identity'])
    return self._context
