public class InterestAdjustMessageData : IMailObject
    {
        // Static properties

        public List<InterestAdjustMessageItemData> Items { get; private set; }

        public InterestAdjustMessageData(string interestID, string company, string referencePerson, DateTime messageTime, string loanName, string ticker, DateTime periodFrom, DateTime periodTo, int day, double percent, string interestAgent, string agentCountry)
        {
            // Items that are static

            this.Items = new List<InterestAdjustMessageItemData>();
            this.Items.Add(new InterestAdjustMessageItemData(loanName, ticker, periodFrom, periodTo, day, percent));
        }
    }

    public class InterestAdjustMessageItemData
    {
        public string LoanName { get; private set; }
        public string Ticker { get; private set; }
        public string PeriodFrom { get; private set; }
        public string PeriodTo { get; private set; }
        public int Day { get; private set; }
        public double Percent { get; private set; }

        public InterestAdjustMessageItemData( string loanName, string ticker, DateTime periodFrom, DateTime periodTo, int day, double percent)
        {
            this.LoanName = loanName;
            this.Ticker = ticker;
            this.PeriodFrom = periodFrom.ToShortDateString();
            this.PeriodTo = periodTo.ToShortDateString();
            this.Day = day;
            this.Percent = percent;
        }
    }