AspNetCore.Docs.Samples/fundamentals/minimal-apis/samples/IResultImplementation/Models/Contact.cs

namespace IResultImplementation.Models
{
    public class Contact
    {
        public int Id { get; set; }

        public string Name { get; set; } = String.Empty;
        public string Email { get; set; } = String.Empty;
        public string PhoneNumber { get; set; } = String.Empty;
    }
}