{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T16:57:28.249087+00:00","duration_seconds":12.897038,"id":1401801,"input_summary":"chars=769 node=66296","metadata":{"llm_candidates":[{"callsign":"K7ADM","confidence":0.78},{"callsign":"KI7R","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7ADM,KI7R","recording_id":145414,"started_at":"2026-07-05T16:57:15.352049+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143705}