{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T12:27:49.063206+00:00","duration_seconds":1.632312,"id":365099,"input_summary":"chars=1837 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7RAB","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7RAB,KK7NQN","recording_id":97436,"started_at":"2026-06-25T12:27:47.430894+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":97437}