{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T08:20:11.199104+00:00","duration_seconds":0.488231,"id":950861,"input_summary":"chars=29 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N70CH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=N70CH","recording_id":36629,"started_at":"2026-06-28T08:20:10.710873+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":36630}