public SummarizedData()
{
ExecuteCommand = new[]
{
AccessToken.Select(v => !string.IsNullOrWhiteSpace(v)),
DateFrom.Select(v => !string.IsNullOrWhiteSpace(v)),
DateTo.Select(v => !string.IsNullOrWhiteSpace(v)),
}
.CombineLatestValuesAreAllTrue()
.ToReactiveCommand(false)
.AddTo(Disposable);
}