{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-19T00:59:43.875324+00:00","duration_seconds":1.736442,"id":1844453,"input_summary":"chars=31 node=683211","metadata":{"llm_candidates":[{"callsign":"KE6MCU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KE6MCU","recording_id":175569,"started_at":"2026-07-19T00:59:42.138882+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170780}