By Madison Williams The YouTube star-turned-boxer was supposed to fight Hasim Rahman Jr. on Saturday, Aug. 6, but the event was canceled due to a weight issue. Jake Paul originally was supposed to headline a boxing event at Madison Square Garden on Saturday, Aug. 6. However, the event was canceled a week prior due to a weight issue with his opponent Hasim Rahman Jr. Because the main event was canceled, the entire card of fights could no longer go on. On Saturday, Paul and promotion company Most Valuable Promotions announced that Paul would be paying the undercard fighters 50% of their contract…