ThirdPartyAPI/Common/Models/TxnModel/CancelTxn.cs

using Common.Models.RequestResponse;
using System.ComponentModel.DataAnnotations;

namespace Common.Models.TxnModel
{
    public class CancelTxn : CommonRequest
    {
        public string CancelReason { get; set; }

        [Required]
        public string PartnerPinNo { get; set; }
        public string PartnerCode { get; set; }
        public string Password { get; set; }
        public string UserID { get; set; }
    }
}