using System;

using System.Collections.Generic;

using Newtonsoft.Json;

​

​

public class Worker

{

    public string associateOID { get; set; }

    [JsonExtensionData]

    public Dictionary<string,object> ExtraAttributes {get;set;}

}

​

​

public class WorkerResult

{

    public List<Worker> workers { get; set; }

}

​

public class Program

{

    public static void Main()

    {

        var result = JsonConvert.DeserializeObject<WorkerResult>(@"{

        ""workers"" : [

            {

                ""associateOID"" : ""id1"",

                ""extraData"" : ""extra 1"" 

            },

            {

                ""associateOID"" : ""id1"",

                ""someOtherExtraData"" : ""extra 2"",

                ""nestedData"" : {

                    ""a"" : true,

                    ""b"" : 3                   

                }

            }

        ]

        }");

        foreach(var w in result.workers) {

            foreach(var pair in w.ExtraAttributes) {

                Console.WriteLine("{0} ({1}): {2}", pair.Key, pair.Value.GetType().FullName, pair.Value);

            }

        }       

        Console.WriteLine(JsonConvert.SerializeObject(result, Formatting.Indented));

    }

}