{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T09:43:46.096465+00:00","duration_seconds":4.261213,"id":1732474,"input_summary":"chars=406 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KD7AVI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KD7AVI","recording_id":167746,"started_at":"2026-07-16T09:43:41.835252+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163742}