; or (ii) the consent to a provision contained in a general contract or service agreement. (6) Large online operator The term large online operator means any person that— (A) provides an online service; (B) has more than 100,000,000 authenticated users of an online service in any 30-day period; and (C) is subject to the jurisdiction of the Commission under the Federal Trade Commission Act ( 15 U.S.C. 41 et seq.). (7) Online service The term online service means a website or a service, other than an internet access service, that is made available to the public over the internet, including a social network, a search engine, or email service. (8) User data The term user data means any information relating to an identified or identifiable individual user, whether directly submitted to the large online operator by the user, or derived from the observed activity of the user by the large online operator. 3. Unfair and deceptive acts and practices relating to the manipulation of user interfaces (a) Conduct prohibited (1) In general It shall be unlawful for any large online operator— (A) to design, modify, or manipulate a user interface with the purpose or substantial effect of obscuring, subverting, or impairing user autonomy, decision-making, or choice to obtain consent or user data; (B) to subdivide or segment consumers of online services into groups for the purposes of behavioral or psychological experiments or studies, except with the informed consent of each user involved