{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T06:25:11.072331+00:00","duration_seconds":0.961892,"id":192311,"input_summary":"chars=98 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":117405,"started_at":"2026-06-24T06:25:10.110439+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":117403}