public NDbResult <List <RevenueEntry> > GetRevenues([FromBody] DateTime value)
        {
            NDbResult <List <RevenueEntry> > result;

            if (value == DateTime.MinValue)
            {
                result = new NDbResult <List <RevenueEntry> >();
                result.ParameterIsNull();
            }
            else
            {
                result = RevenueEntry.FindByRevnueDate(value);
            }

            return(result);
        }