{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T19:21:46.409580+00:00","duration_seconds":3.361206,"id":1574601,"input_summary":"chars=580 node=683210","metadata":{"llm_candidates":[{"callsign":"K5OG","confidence":0.78},{"callsign":"W9J","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K5OG,W9J","recording_id":157371,"started_at":"2026-07-10T19:21:43.048374+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154514}