{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T19:41:08.939165+00:00","duration_seconds":1.900314,"id":1838605,"input_summary":"chars=646 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7RAB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7RAB","recording_id":175153,"started_at":"2026-07-18T19:41:07.038851+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170447}