{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T15:42:14.213917+00:00","duration_seconds":2.583556,"id":1831465,"input_summary":"chars=784 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7BR","confidence":0.78},{"callsign":"N8GHG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI7BR,N8GHG","recording_id":174661,"started_at":"2026-07-18T15:42:11.630361+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169997}