async def METHOD_NAME(self, plugin_ctx, action_props: ActionProps, request):
    arg = request.args.getlist('corpname', [''])[0]
    if arg.startswith('aranea/'):
        raise ImmediateRedirectException(plugin_ctx.updated_current_url(dict(corpname=arg[len('aranea/'):])))
    await self._check_client(plugin_ctx)