{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T11:16:49.193658+00:00","duration_seconds":1.457699,"id":1194469,"input_summary":"chars=591 node=683210","metadata":{"llm_candidates":[{"callsign":"KB5NJU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB5NJU","recording_id":130368,"started_at":"2026-06-29T11:16:47.735959+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130108}