using System;

using System.Collections.Generic;

using Newtonsoft.Json;

​

public class MyUser

{

    public string Name { get; set;}

    public int? Age {get; set;}

}

​

public class MyItem

{

    public string Title { get; set; } 

}

​

// you cannot use it out of the box, because it's abstract,

// i.e. only for what's intended [=implemented].

public abstract class PaginatedData<T>

{

    // abstract, so you don't forget to override it in ancestors

    public abstract IEnumerable<T> Data { get; set; }

    public int Count { get; set;}

    public int CurrentPage { get; set;}

    public int Offset { get; set;}

    public int RowsPerPage { get; set;}

    public int? PreviousPage { get; set;}

    public int? NextPage { get; set;}

}

​

// you specify class explicitly

// name is clear,.. still not clearer than PaginatedData<MyUser> though

public sealed class PaginatedUsers : PaginatedData<MyUser>

{

    // explicit mapping - more agile than implicit name convension

    [JsonProperty(PropertyName="Users")]

    public override IEnumerable<MyUser> Data { get; set;}

}

​

public sealed class PaginatedItems : PaginatedData<MyItem>

{

    [JsonProperty("Items")]

    public override IEnumerable<MyItem> Data { get; set;}

}

​

public class Program

{

    public static void Main()

    {

        var json_str = @"{

    ""Users"": [{ ""Name"": ""Petr"", ""Age"": 30 }], ""Count"": 100, ""CurrentPage"": 98, ""Offset"": 20,

    ""RowsPerPage"": 19, ""PreviousPage"": 97, ""NextPage"": 99

}";     

        var paginated_users = JsonConvert.DeserializeObject<PaginatedUsers>(json_str);

        Console.WriteLine(paginated_users.Count);

​

        foreach (var user in paginated_users.Data)

        {

            Console.WriteLine($"{user.Name} {user.Age}");

        }

        Console.WriteLine(JsonConvert.SerializeObject(paginated_users));

    }

}