{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T18:59:57.000433+00:00","duration_seconds":7.484282,"id":2878488,"input_summary":"chars=688 node=683211","metadata":{"llm_candidates":[{"callsign":"KB0MAI","confidence":0.78},{"callsign":"K7TTY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KB0MAI,K7TTY","recording_id":271647,"started_at":"2026-08-26T18:59:49.516151+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":257082}