{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T12:53:51.082139+00:00","duration_seconds":9.016143,"id":1527441,"input_summary":"chars=483 node=683210","metadata":{"llm_candidates":[{"callsign":"KC2JPQ","confidence":0.78},{"callsign":"KY4NB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2JPQ,KY4NB","recording_id":154133,"started_at":"2026-07-09T12:53:42.065996+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151558}