Dissonance_IVoiceActivationListener.cs

using Dissonance.VAD;

// Create a class to receive the event callbacks
class LogVoiceActivationListener
    : IVoiceActivationListener
{
    void VoiceActivationStart()
    {
        Debug.Log("Started Talking");
    }
    
    void VoiceActivationStop()
    {
        Debug.Log("Stopped Talking");
    }
}

// Somewhere in your code, initialise the listener
var listener = new LogVoiceActivationListener();
GetComponent<DissonanceComms>().SubcribeToVoiceActivation(listener);

// When you no longer want to receive events
GetComponent<DissonanceComms>().UnsubscribeFromVoiceActivation(listener);