Everything except these 2 lines was okay
"I look forward to your reply without undue delay and at most within one month of this email, as required by Article 12 of GDPR."
"I look forward to your reply without undue delay and at most within one month of this email, as required by Article 12 of GDPR."
Ultimately I don’t really get the big deal. It takes 5 minutes to reply to this, and if you don’t unless you’re some huge organization no one is going to waste resources bringing you to court.
It’s not that they’re implying that it is illegal - it’s that it is.