{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T15:31:11.387520+00:00","duration_seconds":2.219219,"id":1747554,"input_summary":"chars=582 node=683211","metadata":{"llm_candidates":[{"callsign":"KV7PVW","confidence":0.78},{"callsign":"KD7WA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KV7PVW,KD7WA","recording_id":168843,"started_at":"2026-07-16T15:31:09.168301+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164785}