The case, which can still be appealed, has passed through three courts. Dotcom, who was granted New Zealand residency in 2010, was arrested two years later in a dramatic mansion raid.
German-born Kim Dotcom has been fighting extradition to the United States since 2012.
The controversial founder of Megaupload wants a sum equivalent to about 3.5 percent of New Zealand's economy.
U.S. authorities say Dotcom and three Megaupload executives cost film studios and record companies more than $500 million by encouraging paying users to store and share copyrighted material.
The Megaupload founder has been granted permission to livestream his extradition appeal.
The event, organised by Kim Dotcom, featured Edward Snowden, Julian Assange and Glenn Greenwald discussing mass surveillance