{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T03:41:02.074749+00:00","duration_seconds":0.502489,"id":1643709,"input_summary":"chars=582 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N60W","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=N60W","recording_id":162117,"started_at":"2026-07-13T03:41:01.572260+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158877}