{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T05:05:10.346645+00:00","duration_seconds":2.458236,"id":1523510,"input_summary":"chars=612 node=683211","metadata":{"llm_candidates":[{"callsign":"K9MLR","confidence":0.78},{"callsign":"K9BDC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K9MLR,K9BDC","recording_id":153881,"started_at":"2026-07-09T05:05:07.888409+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151313}