/// <summary>
/// Gets the message date/time as an ISO 8601 formatted string.
/// </summary>
/// <returns>The message date/time as an ISO 8601 formatted string.</returns>
private string GetIsoDateString()
{
if (this.hasTime())
{
DateTime time = MessageUtils.FromUnixTime(this.getTime());
return(time.ToString("s", CultureInfo.InvariantCulture));
}
return(null);
}