{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T03:12:12.163562+00:00","duration_seconds":1.376567,"id":1353602,"input_summary":"chars=871 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KF7ADV","recording_id":142086,"started_at":"2026-07-04T03:12:10.786995+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140666}