  value: CERT_DIGEST.buffer
                        }
                    ]
                });
            } catch (err) {
                dbg.error('failed to connect to WebTransport endpoint: ' + err);
                await new Promise(r => setTimeout(r, 1000));
                continue;
            }

            dbg.debug('waiting for WebTransport connection to be established...');
            try {
                await c.ready;
            } catch (err) {
                dbg.error('failed to establis