public string PublishData(string token, string spaceId, IEnumerable <string> processingGroups)
 {
     //note: according to Birst recommendation, always use UTC now for date.  This sets the
     //processing date so never really want to backdate it
     return(_service.publishData(token, spaceId, processingGroups.ToArray(), DateTime.UtcNow));
 }