{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T07:52:57.609482+00:00","duration_seconds":2.436589,"id":1786246,"input_summary":"chars=743 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WB7QOU","confidence":0.78},{"callsign":"W2ZT","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=WB7QOU,W2ZT","recording_id":171522,"started_at":"2026-07-17T07:52:55.172893+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167175}