{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T21:31:04.190470+00:00","duration_seconds":0.875581,"id":1613706,"input_summary":"chars=152 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KD7BIA","confidence":0.78},{"callsign":"NK7N","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KD7BIA,NK7N","recording_id":160072,"started_at":"2026-07-11T21:31:03.314889+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156972}