{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T04:50:22.888245+00:00","duration_seconds":1.498294,"id":456438,"input_summary":"chars=579 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":123727,"started_at":"2026-06-26T04:50:21.389951+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123728}