public static void GetXRostersByXCourse(XPress xPress)
{
List <XRosterType> xRosterTypeList = xPress.GetXRostersByXCourse(COURSE_REFID, OPAQUE_MARKER).Data;
foreach (XRosterType o in xRosterTypeList)
{
Console.WriteLine(o.refId + " | " + o.courseTitle + " | " + o.Metadata.SchoolYear);
}
}