{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T18:19:38.528170+00:00","duration_seconds":0.947349,"id":247753,"input_summary":"chars=865 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":105178,"started_at":"2026-06-24T18:19:37.580821+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":105168}