private static void SetupCustomPropertyHashtables()
{
_customProperties = new Dictionary<string, string>();
_fieldsCustomProperties = new Dictionary<string, Dictionary<string, string>>();
Dictionary<string, string> fieldHashtable;
fieldHashtable = new Dictionary<string, string>();
_fieldsCustomProperties.Add("CalendarId", fieldHashtable);
fieldHashtable = new Dictionary<string, string>();
_fieldsCustomProperties.Add("UserId", fieldHashtable);
}