https://learn.microsoft.com/en-us/dotnet/api/microsoft.mixedreality.toolkit.input.dictationeventdata?view=mixed-reality-toolkit-unity-2020-dotnet-2.8.0
DictationEventData Class (Microsoft.MixedReality.Toolkit.Input) | Microsoft Learn
Describes an Input Event with voice dictation.
classmicrosoftmixedrealitytoolkitinput