{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-16T07:52:36.025429+00:00","duration_seconds":6.944872,"id":2632360,"input_summary":"chars=348 node=683211","metadata":{"llm_candidates":[{"callsign":"KT6ULC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KT6ULC","recording_id":244968,"started_at":"2026-08-16T07:52:29.080557+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":232903}