{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T19:39:32.453147+00:00","duration_seconds":1.940228,"id":1804996,"input_summary":"chars=804 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7VEU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7VEU","recording_id":172834,"started_at":"2026-07-17T19:39:30.512919+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168353}