{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T08:14:42.586725+00:00","duration_seconds":0.584446,"id":1393224,"input_summary":"chars=36 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WB3ABN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WB3ABN","recording_id":144855,"started_at":"2026-07-05T08:14:42.002279+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143174}