"The lawsuit, filed in the U.S. district court in Florida on December 13, accuses the company and four of its senior membersSam Sharma, Raymond Trapani, Robert Farkas and William Hagnerof violating the U.S. securities law through selling unregistered securities, CoinDesk reported. The complaint also accuses Centra of lying to investors about developing a cryptocurrency debit card and listing fake team members on its website."