{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T10:20:06.616184+00:00","duration_seconds":1.709752,"id":1826113,"input_summary":"chars=4 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7Z","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7Z","recording_id":174221,"started_at":"2026-07-18T10:20:04.906432+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169647}