{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T10:38:57.792643+00:00","duration_seconds":1.678463,"id":213363,"input_summary":"chars=520 node=683210","metadata":{"llm_candidates":[{"callsign":"VK6RO","confidence":1.0},{"callsign":"K4EX","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=VK6RO,K4EX","recording_id":107932,"started_at":"2026-06-24T10:38:56.114180+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":107933}