{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-14T01:01:58.658344+00:00","duration_seconds":7.374597,"id":2583675,"input_summary":"chars=383 node=683210","metadata":{"llm_candidates":[{"callsign":"KF8FQA","confidence":0.78},{"callsign":"WB4AIZ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KF8FQA,WB4AIZ","recording_id":239492,"started_at":"2026-08-14T01:01:51.283747+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":228047}