{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-10T05:04:28.702744+00:00","duration_seconds":7.394668,"id":2497613,"input_summary":"chars=490 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5MCV","confidence":0.78},{"callsign":"K3NBC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5MCV,K3NBC","recording_id":230371,"started_at":"2026-08-10T05:04:21.308076+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":219867}