{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T01:40:06.201429+00:00","duration_seconds":0.523544,"id":1588929,"input_summary":"chars=817 node=683210","metadata":{"llm_candidates":[{"callsign":"K1BUD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K1BUD","recording_id":158295,"started_at":"2026-07-11T01:40:05.677885+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155407}