{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:45:51.923938+00:00","duration_seconds":2.755561,"id":853756,"input_summary":"chars=641 node=66296","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":0.78},{"callsign":"KK7WAO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI7RMU,KK7WAO","recording_id":126881,"started_at":"2026-06-27T20:45:49.168377+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":126880}