{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T12:59:15.127346+00:00","duration_seconds":22.099743,"id":1827195,"input_summary":"chars=985 node=683211","metadata":{"llm_candidates":[{"callsign":"N0BF4","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=N0BF4","recording_id":174289,"started_at":"2026-07-18T12:58:53.027603+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169715}