{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T23:17:20.018322+00:00","duration_seconds":1.770535,"id":1842489,"input_summary":"chars=589 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7CPR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7CPR","recording_id":175404,"started_at":"2026-07-18T23:17:18.247787+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170657}