{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T12:53:41.484815+00:00","duration_seconds":2.623433,"id":1527433,"input_summary":"chars=425 node=683210","metadata":{"llm_candidates":[{"callsign":"KM7CGI","confidence":0.78},{"callsign":"KK4OXX","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KM7CGI,KK4OXX","recording_id":154132,"started_at":"2026-07-09T12:53:38.861382+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151557}