{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T01:49:21.496741+00:00","duration_seconds":7.773049,"id":1311748,"input_summary":"chars=727 node=683210","metadata":{"llm_candidates":[{"callsign":"N58QM","confidence":0.78},{"callsign":"K4CUP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=N58QM,K4CUP","recording_id":139134,"started_at":"2026-07-03T01:49:13.723692+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137968}