{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T08:50:56.731396+00:00","duration_seconds":0.461546,"id":955618,"input_summary":"chars=217 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7MSN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7MSN","recording_id":30590,"started_at":"2026-06-28T08:50:56.269850+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":30591}