{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T02:23:11.316497+00:00","duration_seconds":0.837902,"id":1282256,"input_summary":"chars=602 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WB3ABN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WB3ABN","recording_id":136904,"started_at":"2026-07-02T02:23:10.478595+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135990}