{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T08:15:11.919666+00:00","duration_seconds":1.677648,"id":336801,"input_summary":"chars=548 node=683211","metadata":{"llm_candidates":[{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=K7NQN","recording_id":78,"started_at":"2026-06-25T08:15:10.242018+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78}