{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T19:07:04.312027+00:00","duration_seconds":0.521743,"id":1542565,"input_summary":"chars=787 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7SMN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7SMN","recording_id":155233,"started_at":"2026-07-09T19:07:03.790284+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152548}