{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T03:54:28.632033+00:00","duration_seconds":2.273909,"id":451137,"input_summary":"chars=718 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":1.0},{"callsign":"W7BNG","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KI7RMU,W7BNG","recording_id":96274,"started_at":"2026-06-26T03:54:26.358124+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":96275}