       }

            let url, headers, sessionId;
            try {
                [url, headers, sessionId] = await configureRequestBody();
            } catch (e) {
                return;
            }
            statusDiv.innerHTML += `SessionId: ${sessionId}\n`;

            const start = Date.now();
            try {
                const response = await fetch(url, {
                    method: "POST",
                    headers,
                    body: audioFile
                });
           