{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:58:30.033279+00:00","duration_seconds":1.750948,"id":1790221,"input_summary":"chars=457 node=683210","metadata":{"llm_candidates":[{"callsign":"KR4EMM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KR4EMM","recording_id":171763,"started_at":"2026-07-17T12:58:28.282331+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167413}