{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T03:27:14.670831+00:00","duration_seconds":0.882057,"id":1118570,"input_summary":"chars=823 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7NWD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7NWD","recording_id":18960,"started_at":"2026-06-29T03:27:13.788774+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":18961}