{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T16:04:40.470945+00:00","duration_seconds":2.869795,"id":1749168,"input_summary":"chars=712 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7RGM","confidence":0.78},{"callsign":"K9JEB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7RGM,K9JEB","recording_id":168980,"started_at":"2026-07-16T16:04:37.601150+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164887}