access denied";
                                case 2:
                                    const err = new TextDecoder().decode(buf.subarray(5));
                                    throw err;
                            }
                        default:
                            throw "invalid result status byte"
                    }
                }
                return rx.read().then(handleChunk);
            }, err => {
                throw 'failed to read `bucket.get` response: ' + err;
      