var generator = new CSharpGenerator(schema);
var file = generator.GenerateFile();

Json.NET Schema supports draft 3, draft 4, draft 6 (MIT)
Manatee.Json supports draft 4, draft 6, draft 7 (MIT)
NJsonSchema supports draft 4 (Ms-PL)

class Program
{
    static void Main(string[] args)
    {
        var location = Assembly.GetExecutingAssembly().Location;
        var path = Path.GetFullPath(Path.Combine(location, @"......Schemas"));
        var schemaJson = File.ReadAllText($"{path}Integration API Service - Schema v0.3 Test.json");
        var schema = JsonSchema4.FromJsonAsync(schemaJson).Result;
        var generator = new CSharpGenerator(schema);
        var generatedFile = generator.GenerateFile();
    }
}