{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T17:18:40.783642+00:00","duration_seconds":3.205306,"id":1753173,"input_summary":"chars=491 node=683210","metadata":{"llm_candidates":[{"callsign":"WA6EWF","confidence":0.78},{"callsign":"KC1WCD","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=WA6EWF,KC1WCD","recording_id":169295,"started_at":"2026-07-16T17:18:37.578336+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":165188}