{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T18:21:46.918774+00:00","duration_seconds":2.839333,"id":2878175,"input_summary":"chars=735 node=66296","metadata":{"llm_candidates":[{"callsign":"K72TY","confidence":0.78},{"callsign":"TL7KY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K72TY,TL7KY","recording_id":271611,"started_at":"2026-08-26T18:21:44.079441+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":257048}