btcpayserver/BTCPayServer/Models/WalletViewModels/WalletModel.cs

using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc.Rendering;

namespace BTCPayServer.Models.WalletViewModels
{
    public class WalletModel
    {
        public string ServerUrl { get; set; }
        public string CryptoCurrency
        {
            get;
            set;
        }
    }
}