{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T15:09:05.312995+00:00","duration_seconds":2.050674,"id":1018160,"input_summary":"chars=316 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7HWQ","confidence":0.78},{"callsign":"KK7NQN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7HWQ,KK7NQN","recording_id":29411,"started_at":"2026-06-28T15:09:03.262321+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":29412}