{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-17T15:44:36.382027+00:00","duration_seconds":7.489453,"id":2660861,"input_summary":"chars=686 node=683210","metadata":{"llm_candidates":[{"callsign":"KO6TH","confidence":0.78},{"callsign":"AI6US","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KO6TH,AI6US","recording_id":248056,"started_at":"2026-08-17T15:44:28.892574+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":235713}