{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T19:11:33.923343+00:00","duration_seconds":1.386888,"id":1837329,"input_summary":"chars=604 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7LE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7LE","recording_id":175062,"started_at":"2026-07-18T19:11:32.536455+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170361}