medium-loose-3.cs

class MyService
{
    void ProcessData(SQSEvent event)
    {
        var data = Deserialize<MyData>(event.Body);
        
        ProcessData(data);
    }
}

class MyHandler
{
    void Handle(SQSEvent event)
    {
        var service = new MyService();
        
        service.ProcessData(event);
    }
}