{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T19:46:04.542353+00:00","duration_seconds":0.949208,"id":400377,"input_summary":"chars=309 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":94412,"started_at":"2026-06-25T19:46:03.593145+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":94413}