{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T21:43:10.005220+00:00","duration_seconds":2.989165,"id":862714,"input_summary":"chars=1862 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"KG4OZW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=5 calls=KF7ADV,KG4OZW","recording_id":44834,"started_at":"2026-06-27T21:43:07.016055+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":44835}