{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T14:53:46.809876+00:00","duration_seconds":3.064179,"id":1621830,"input_summary":"chars=926 node=683210","metadata":{"llm_candidates":[{"callsign":"KB6LUD","confidence":0.78},{"callsign":"AI6TV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KB6LUD,AI6TV","recording_id":160565,"started_at":"2026-07-12T14:53:43.745697+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157416}