{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:21:36.893815+00:00","duration_seconds":2.211414,"id":1788825,"input_summary":"chars=524 node=683210","metadata":{"llm_candidates":[{"callsign":"KO4QMM","confidence":0.78},{"callsign":"KN4W","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KO4QMM,KN4W","recording_id":171666,"started_at":"2026-07-17T12:21:34.682401+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167318}