{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T05:26:53.999349+00:00","duration_seconds":0.815059,"id":1556605,"input_summary":"chars=61 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"BB3ABN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=BB3ABN","recording_id":156101,"started_at":"2026-07-10T05:26:53.184290+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153371}