func analyzeSound() async {
   do {
      guard let fileURL = Bundle.main.url(forResource: "dogbark", withExtension: "mp3") else { return }

      let request = try SNClassifySoundRequest(classifierIdentifier: .version1)
      let analyzer = try SNAudioFileAnalyzer(url: fileURL)
      let observer = AudioObserver()
      try analyzer.add(request, withObserver: observer)
      await analyzer.analyze()

      result = ""
      for finding in observer.findings {
         result += "\(finding.start) - \(finding.name)\n"
      }
   } catch {
      print("Error: \(error)")
   }
}