void Main()
{
    using (var file = new StreamReader(@"D:\Temp\test.json", Encoding.UTF8))
    using (var reader = new Newtonsoft.Json.JsonTextReader(file))
    {
        reader.SupportMultipleContent = true;

        var serializer = JsonSerializer.CreateDefault();

        serializer.Deserialize(reader).Dump();
        while (reader.Read())
            serializer.Deserialize(reader).Dump();
    }
}