{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T19:48:00.831973+00:00","duration_seconds":1.681753,"id":400552,"input_summary":"chars=142 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KJ7EXM","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,KJ7EXM","recording_id":94439,"started_at":"2026-06-25T19:47:59.150220+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":94440}