{"example_status": "constructed_timing_not_recorded", "session_id": "demo-duplex-01", "event_id": "e1", "speaker": "A", "start_s": 0.0, "end_s": 2.0, "event": "speech_turn", "context": "Example request continues through 2 seconds"}
{"example_status": "constructed_timing_not_recorded", "session_id": "demo-duplex-01", "event_id": "e2", "speaker": "B", "start_s": 1.2, "end_s": 1.45, "event": "backchannel_candidate", "context": "Short acknowledgment; intent needs surrounding context"}
{"example_status": "constructed_timing_not_recorded", "session_id": "demo-duplex-01", "event_id": "e3", "speaker": "B", "start_s": 2.35, "end_s": 3.1, "event": "response_turn", "context": "Illustrative 350 ms gap after A ends"}