{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T20:21:56.994295+00:00","duration_seconds":1.440706,"id":1213874,"input_summary":"chars=818 node=683211","metadata":{"llm_candidates":[{"callsign":"W0X0","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=W0X0","recording_id":131809,"started_at":"2026-06-29T20:21:55.553589+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":131433}