{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T20:46:14.362977+00:00","duration_seconds":0.580579,"id":1247209,"input_summary":"chars=217 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7FRC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7FRC","recording_id":134274,"started_at":"2026-06-30T20:46:13.782398+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":133679}