public void Alert()
{
service.AddConnection();
service.AddOn <Message>(OnMessageEvent);
var message = dbContext.Messages.FirstOrDefault(m => m.Reciever.UserName == "Varunastra" && m.Sender.UserName == "Valera");
service.Alert(message);
service.AddOn <Friendship>(OnRequestEvent);
var chat = dbContext.Friendships.FirstOrDefault(c => c.Reciever.UserName == "Varunastra" && c.Sender.UserName == "Valera");
service.Alert(chat);
}