{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T16:18:08.912215+00:00","duration_seconds":7.283031,"id":2919621,"input_summary":"chars=747 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ5IO","confidence":0.78},{"callsign":"K6IT","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5IO,K6IT","recording_id":275935,"started_at":"2026-08-28T16:18:01.629184+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":260874}