{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T02:57:30.039823+00:00","duration_seconds":1.632677,"id":1553451,"input_summary":"chars=448 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7X","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=N7X","recording_id":155893,"started_at":"2026-07-10T02:57:28.407146+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153173}