{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-19T02:14:06.879166+00:00","duration_seconds":2.139815,"id":2697632,"input_summary":"chars=804 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KM7FS","confidence":0.78},{"callsign":"AK7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KM7FS,AK7H","recording_id":252137,"started_at":"2026-08-19T02:14:04.739351+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":239362}