Test: Checking conv3_classification.json...
ERROR: need_reply should be true for conv3, got: False
Reason given: The most recent messages are questions from contact 70 (Nik) asking about the evals website. Mathieu (user ID 4) already responded with the URL (message at timestamp 1765823827), and then contact 70 continues with follow-up questions about using the website. The ball is in Nik's court to explore the website or ask further questions if needed.