{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T12:49:48.689865+00:00","duration_seconds":1.477814,"id":1197142,"input_summary":"chars=575 node=683210","metadata":{"llm_candidates":[{"callsign":"N1CBM","confidence":0.78},{"callsign":"WQ9V","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=N1CBM,WQ9V","recording_id":130557,"started_at":"2026-06-29T12:49:47.212051+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130297}