{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T18:24:57.243486+00:00","duration_seconds":0.916461,"id":537698,"input_summary":"chars=49 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7AZV","recording_id":80140,"started_at":"2026-06-26T18:24:56.327025+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":80141}