{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T21:06:20.540347+00:00","duration_seconds":0.481937,"id":1067490,"input_summary":"chars=165 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7IRW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7IRW","recording_id":24496,"started_at":"2026-06-28T21:06:20.058410+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":24497}