{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T19:44:33.373350+00:00","duration_seconds":6.929622,"id":1838790,"input_summary":"chars=133 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7RAV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7RAV","recording_id":175167,"started_at":"2026-07-18T19:44:26.443728+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170460}