public static void Main() {
DateTimeOffset blobDate = new DateTimeOffset(2019, 10, 09, 8, 20, 10, new TimeSpan(0, 0, 0));
DateTimeOffset localDate = new DateTimeOffset(2019, 10, 09, 8, 20, 10, new TimeSpan(5, 30, 0));
Console.WriteLine("DateTimeOffset1 = {0}", blobDate);
Console.WriteLine("DateTimeOffset2 = {0}", localDate);
int res = DateTimeOffset.Compare(blobDate,localDate);