public static string GetUtteranceId(this ILabeledUtterance utterance)
 {
     return(utterance.GetProperty <string>(UtteranceIdPropertyName));
 }
 public static IReadOnlyList <string> GetStrictEntities(this ILabeledUtterance utterance)
 {
     return(utterance.GetProperty <JArray>(StrictEntitiesPropertyName)?.ToObject <string[]>() ?? Array.Empty <string>());
 }