{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T12:54:55.909306+00:00","duration_seconds":0.700805,"id":1739959,"input_summary":"chars=563 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K9PEW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K9PEW","recording_id":168283,"started_at":"2026-07-16T12:54:55.208501+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164246}