{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T12:28:00.270362+00:00","duration_seconds":2.170712,"id":1428944,"input_summary":"chars=570 node=683210","metadata":{"llm_candidates":[{"callsign":"WD8PIC","confidence":0.78},{"callsign":"AK6CF","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=WD8PIC,AK6CF","recording_id":147232,"started_at":"2026-07-06T12:27:58.099650+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145410}