{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T05:10:28.429621+00:00","duration_seconds":1.814522,"id":1687961,"input_summary":"chars=855 node=683211","metadata":{"llm_candidates":[{"callsign":"KX2CW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KX2CW","recording_id":165081,"started_at":"2026-07-14T05:10:26.615099+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161612}