using (var svc = new AdministrationService.AdministrationClient())
{
var request = new AdministrationService.ManagementGroupRequestOfUserLookupListValue();
request.Token = "Token";
request.ManagementGroup = "Management group";
var userLookupListValue = new AdministrationService.UserLookupListValue();
userLookupListValue.RSN = new Guid("20702149-7a81-492c-93ca-d203b62bb5e0");;
userLookupListValue.KeyCode = "Keycode";
userLookupListValue.DisplayValue = "Display value";
userLookupListValue.SortOrder = 1;
request.Value = userLookupListValue;
AdministrationService.Result result = svc.UpdateUserLookupListValue(request);
if (result.FaultCode == 0)
{
}
else
{
throw new Exception(result.FaultDescription);
}
}