using System;

using System.Collections.Generic;

using Newtonsoft.Json;

public class Program

{

    public static void Main(string[] args) {

        var json = @"{

                        ""records"" : {

                            ""123"": {

                                ""Value1"": ""test"",

                                ""Value2"": ""test2"",

                            },

                            ""456"": {

                                ""Value1"": ""test"",

                                ""Value2"": ""test2"",

                            } 

                        }

                    }";

        var wrapper = JsonConvert.DeserializeObject<Wrapper>(json);

        foreach (var key in wrapper.Records.Keys) {

            var val = wrapper.Records[key];

            Console.WriteLine(" - {0}", key);

            Console.WriteLine("   - {0}", val.Value1);

            Console.WriteLine("   - {0}", val.Value2);

        }

    }

    public class Wrapper {

        [JsonProperty("records")]

        public Dictionary<string, Record> Records { get; set; }

    }

    public class Record {

        [JsonProperty(PropertyName = "Value1")]

        public string Value1 { get; set; }

        [JsonProperty(PropertyName = "Value2")]

        public string Value2 { get; set; }

    }

}