NEW YORK (Reuters) -Coinbase Global on Friday asked a judge to end the U.S. Securities and Exchange Commission's lawsuit accusing the world's largest publicly traded cryptocurrency exchange of violating federal securities laws. In a filing in federal court in Manhattan, Coinbase said the SEC had no authority to pursue its lawsuit because the digital assets and services it objected to did not qualify as securities, and said the agency has overreached. "Our core argument is simple - we do not offe