{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T11:46:40.010779+00:00","duration_seconds":0.701802,"id":1787821,"input_summary":"chars=571 node=683210","metadata":{"llm_candidates":[{"callsign":"KB3EYR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KB3EYR","recording_id":171600,"started_at":"2026-07-17T11:46:39.308977+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167252}