{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T20:47:41.274732+00:00","duration_seconds":3.286334,"id":1840580,"input_summary":"chars=898 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WA7ZWD","confidence":0.78},{"callsign":"K7TTY","confidence":0.78},{"callsign":"K7PCW","confidence":0.78},{"callsign":"KI7Z","confidence":0.78}]},"output_summary":"ai_candidates=4 merged=4 calls=WA7ZWD,K7TTY,K7PCW,KI7Z","recording_id":175279,"started_at":"2026-07-18T20:47:37.988398+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170560}