{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T07:51:09.667118+00:00","duration_seconds":0.874949,"id":946266,"input_summary":"chars=649 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7BIH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7BIH","recording_id":37572,"started_at":"2026-06-28T07:51:08.792169+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":37573}