using System;

using System.Collections.Generic;

using Newtonsoft.Json;

​

   public class SingleFarm

   {

        public List<string> Modules { get; set; }

        public List<string> Servers { get; set; }

   }

​

    public class SingleEnv

    {

        public Dictionary<string, SingleFarm> Farms { get; set; }

    }

​

    public class FarmsModel

    {

        public Dictionary<string, SingleEnv> Envs { get; set; }

    }

public class Program

{

    private const string json = @"

{

    ""ENV1"": {

        ""WWW"": {

            ""Modules"": [

                ""module21""

            ],

            ""Servers"": [

                ""a-1""

            ]

        }

    },

    ""ENV2"": {

        ""FARM1"": {

            ""Modules"": [

                ""module41""

            ],

            ""Servers"": [

                ""s1"",

                ""s2""

            ]

        },

        ""FARM2"": {

            ""Modules"": [

                ""module11""

            ],

            ""Servers"": [

                """"

            ]

        },

        ""FARM3"": {

            ""Modules"": [

                ""module1""

            ],

            ""Servers"": [

                """"

            ]

        }

    },

    ""ENV3"": {

        ""FARM1"": {

            ""Modules"": [

                ""module10""

            ],

            ""Servers"": [

                ""server1""

            ]

        },

        ""FARM2"": {

            ""Modules"": [

                ""module22""

            ],

            ""Servers"": [

                """"

            ]

        },

        ""FARM3"": {

            ""Modules"": [

                ""module33""

            ],

            ""Servers"": [

                ""server3""

            ]

        }

    }

}

";  

    public static void Main()

    {

        var parsed = JsonConvert.DeserializeObject<Dictionary<string, SingleEnv>>(json);

        parsed.Dump();

    }

}