{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T04:21:54.194870+00:00","duration_seconds":5.185258,"id":454035,"input_summary":"chars=349 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K5RBM","confidence":1.0},{"callsign":"KD9C","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=K5RBM,KD9C","recording_id":95950,"started_at":"2026-06-26T04:21:49.009612+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":95951}