[DataMember(Name = "sender_mailbox"), MaxLength(22)]
        public string SenderMailbox { get; set; }                           // MailBox from Ids
        [DataMember(Name = "sender_name"), StringLength(21)]
        public string SenderName { get; set; }                              // SenderAccount from OutputQ
        [DataMember(Name = "sender_q_id"), MaxLength(16)]
        public string SenderQId { get; set; }                       // SenderQId from SentMailbags
        [DataMember(Name = "receiver_name"), StringLength(21)]
        public string ReceiverName { get; set; }                            // ReceiverAccount from OutputQ
        [DataMember(Name = "receiver_q_id"), MaxLength(16)]
        public string ReceiverQId { get; set; }                     // ReceiverQId from SentMailbags
        [DataMember(Name = "receiver_mailbox"), MaxLength(9)]
        public string ReceiverMailbox { get; set; }                         // ReceiverMailbox from SentMailbags
        [DataMember(Name = "control_number"), StringLength(10)]
        public string ControlNumber { get; set; }                           // ControlNbr from ProcessQ
        [DataMember(Name = "mailbag_number"), MaxLength(10)]
        public string MailbagNumber { get; set; }                           // ControlNbr from SentMailbags
        [DataMember(Name = "mailbag_acknowledgement_status"), MaxLength(1)]
        public string MailbagAckStatus { get; set; }                        // AcknowledgedInd from SentMailbags
        [DataMember(Name = "mailbag_acknowledgement_date"), MaxLength(6)]
        public string MailbagAckDate { get; set; }                          // AckIHDate from SentMailbags
        [DataMember(Name = "transmission_date")]
        public DateTime? TransmissionDate { get; set; }                     // DateAdded from IncomeQ