Does Internet subscriber information constitute a digital 'paper' or 'effect' under the Fourth Amendment?

QUESTIONS PRESENTED FOR REVIEW Does Internet subscriber information constitute a digital “paper” or “effect” under the Fourth Amendment? If so, must law enforcement obtain a warrant before searching an individual’s Internet subscriber information, which includes private, personal data beyond mere name, IP address, and physical address? ii RELATED CASES United States v. Raymond J. Liddy, No. 19-cr-01685CAB, U.S. District Court for the Southern District of California. Judgment entered September 2, 2020. United States v. Raymond J. Liddy, No. 20-50238, U.S. Court of Appeals for the Ninth Circuit. Judgment entered September 28, 2022.