Three days is just getting started for some people. Your self-control for eating it will probably collapse before the dough is too old, but it all depends on your dough formula. One would have to know how you made your dough to say with great certainty. If you used 7g of yeast as the formula calls for, you could be pushing it. Typically one lowers the amount of yeast when letting the dough rise in the refrigerator.