{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T05:26:13.909771+00:00","duration_seconds":2.111776,"id":594614,"input_summary":"chars=506 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K33","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7NQN,K33","recording_id":125740,"started_at":"2026-06-27T05:26:11.797995+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":125740}