{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T11:57:46.362365+00:00","duration_seconds":18.543107,"id":507130,"input_summary":"chars=709 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0},{"callsign":"KB0MAI","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKG,KB0MAI","recording_id":123879,"started_at":"2026-06-26T11:57:27.819258+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123880}