{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T22:28:55.448399+00:00","duration_seconds":0.634285,"id":1482022,"input_summary":"chars=670 node=683210","metadata":{"llm_candidates":[{"callsign":"W6CFJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=W6CFJ","recording_id":151024,"started_at":"2026-07-07T22:28:54.814114+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148757}