{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T03:09:03.960271+00:00","duration_seconds":1.349311,"id":1353514,"input_summary":"chars=716 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7PC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7PC","recording_id":142080,"started_at":"2026-07-04T03:09:02.610960+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140660}