Here are a few options for a formal rewrite, depending on your focus:
Option 1 (Direct and Neutral):
Trump and Vance Criticize Iran Deal “Misinformation” as Pakistan Announces Agreement on Final Text
Option 2 (More Formal/Journalistic):
Trump and Vance Dismiss Iran Accord Claims; Pakistani Prime Minister Confirms Finalization of Text
Option 3 (Concise):
Trump and Vance Rebut Iran Deal Claims Amid Pakistan’s Confirmation of Finalized Agreement
Recommendation: Option 2 provides the most professional tone for a publication like Eurasia Review.