mycorerepository/MyCore/Models/WidgetRadio.cs

using MongoDB.Bson.Serialization.Attributes;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace MyCore.Models
{
    public class WidgetRadio : Widget
    {
        [BsonElement("Provider")]
        public string Provider { get; set; }

        [BsonElement("Link")]
        public string Link { get; set; }
    }
}