{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T13:37:01.177879+00:00","duration_seconds":2.19591,"id":1827961,"input_summary":"chars=417 node=683211","metadata":{"llm_candidates":[{"callsign":"N8A","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=N8A","recording_id":174374,"started_at":"2026-07-18T13:36:58.981969+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169770}