oap_labs/WpfApp1/model/Class3.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WpfApp1.model
{
    public class ClientPrice
    {
        public string title { get; set; }
        public int PriceFrom { get; set; }
        public int PriceTo { get; set; }
    }
    public class ClientCategory
    {
        public string title { get; set; }
    }

}