{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T12:02:21.412162+00:00","duration_seconds":2.239145,"id":2869408,"input_summary":"chars=707 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2BKG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC2BKG","recording_id":270500,"started_at":"2026-08-26T12:02:19.173017+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":256074}