{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T13:19:27.155380+00:00","duration_seconds":4.390771,"id":685819,"input_summary":"chars=600 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.9}]},"output_summary":"ai_candidates=1 merged=5 calls=KK7NQN","recording_id":64212,"started_at":"2026-06-27T13:19:22.764609+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":64213}