Yeah, to the user who requested it. Also, it's just the user's post, not the user's tracking/advertisement data. So the only thing the US government could get,

Yeah, to the user who requested it. Also, it's just the user's post, not the user's tracking/advertisement data. So the only thing the US government could get, are the public facing posts/images which the user posted but nothing more. If the profile is private, even less. No messenger data (except when send to users in the US).