{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T11:49:12.114640+00:00","duration_seconds":2.644416,"id":1558326,"input_summary":"chars=552 node=683210","metadata":{"llm_candidates":[{"callsign":"WD4DFE","confidence":0.78},{"callsign":"K2BYC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=WD4DFE,K2BYC","recording_id":156202,"started_at":"2026-07-10T11:49:09.470224+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153461}