public void Register(IServiceCollection services)
{
var sharedDependency = new SharedDependency();
sharedDependency.Register(services);
var businessLogicDependency = new BusinessLogicDependency();
businessLogicDependency.Register(services);
services.AddTransient <IMessagesBusinessLogic, MessagesBusinessLogic>();
services.AddTransient <IMessageValidator, MessageValidator>();
services.AddTransient <IMessagesService, MessagesService>();
}