{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T20:05:29.341312+00:00","duration_seconds":7.797486,"id":1544937,"input_summary":"chars=730 node=683211","metadata":{"llm_candidates":[{"callsign":"K9ML","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K9ML","recording_id":155384,"started_at":"2026-07-09T20:05:21.543826+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152693}