{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:02:04.303207+00:00","duration_seconds":0.534943,"id":1085916,"input_summary":"chars=113 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7NOQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7NOQ","recording_id":16450,"started_at":"2026-06-28T23:02:03.768264+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":16451}