{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T18:26:56.286441+00:00","duration_seconds":1.906274,"id":2922038,"input_summary":"chars=264 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K4KXC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K4KXC","recording_id":276246,"started_at":"2026-08-28T18:26:54.380167+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":261164}