[poizan42]

> A statement that the information in the notification is accurate, and under penalty of perjury, that the complaining party is authorized to act on behalf of the owner of an exclusive right that is allegedly infringed.

DMCA Section 3.A v) - https://www.law.cornell.edu/uscode/text/17/512

It is only the part about being authorized that is under the penalty of the perjury. You can be as malicious as you want as long as you don't falsely claim to own or represent someone who owns the rights to something.