{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T23:54:18.735925+00:00","duration_seconds":12.775705,"id":1381853,"input_summary":"chars=75 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF7TT","confidence":0.78},{"callsign":"NA7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7TT,NA7H","recording_id":144102,"started_at":"2026-07-04T23:54:05.960220+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142461}