private static Result <TalkId> AddTalkToTrack(Conference conference, TrackId trackIdObj, Guid talkId, string title, string description, int durationInMinutes) { var talkIdObj = TalkId.Create(talkId).Data; var titleObj = Title.Create(title).Data; var descriptionObj = Description.Create(description).Data; var durationObj = Duration.Create(TimeSpan.FromMinutes(durationInMinutes)).Data; return(conference.AddTalkToTrack(trackIdObj, talkIdObj, titleObj, descriptionObj, durationObj)); }