{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T06:29:58.730588+00:00","duration_seconds":0.709031,"id":1727833,"input_summary":"chars=56 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"W6QWK","confidence":0.78},{"callsign":"K7TAG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W6QWK,K7TAG","recording_id":167393,"started_at":"2026-07-16T06:29:58.021557+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163518}