def METHOD_NAME(self, session, metadatas: List[FullEventMetadata]):
    profile_completion_challenges = [
        ChallengeProfileCompletion(
            user_id=metadata["user_id"],
            profile_description=False,
            profile_name=False,
            profile_picture=False,
            profile_cover_photo=False,
            follows=False,
            reposts=False,
            favorites=False,
        )
        for metadata in metadatas
    ]
    session.add_all(profile_completion_challenges)