{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T04:02:18.821861+00:00","duration_seconds":0.728903,"id":1779680,"input_summary":"chars=688 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7ZSF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K7ZSF","recording_id":171081,"started_at":"2026-07-17T04:02:18.092958+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":166761}