{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T11:41:45.693382+00:00","duration_seconds":8.171481,"id":1653151,"input_summary":"chars=423 node=683210","metadata":{"llm_candidates":[{"callsign":"K3AJN","confidence":0.78},{"callsign":"N3MPE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K3AJN,N3MPE","recording_id":162630,"started_at":"2026-07-13T11:41:37.521901+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159384}