{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T19:07:44.656252+00:00","duration_seconds":2.917839,"id":2922776,"input_summary":"chars=449 node=683211","metadata":{"llm_candidates":[{"callsign":"AB1AI","confidence":0.78},{"callsign":"WJ9E","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=AB1AI,WJ9E","recording_id":276309,"started_at":"2026-08-28T19:07:41.738413+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":261215}