{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T13:38:07.923121+00:00","duration_seconds":2.813513,"id":2871431,"input_summary":"chars=1115 node=683210","metadata":{"llm_candidates":[{"callsign":"K7BGB","confidence":0.78},{"callsign":"WW0N","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=6 calls=K7BGB,WW0N","recording_id":270749,"started_at":"2026-08-26T13:38:05.109608+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":256310}