{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-18T02:59:21.000850+00:00","duration_seconds":1.756691,"id":2672077,"input_summary":"chars=34 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7BWA","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KJ7BWA","recording_id":249327,"started_at":"2026-08-18T02:59:19.244159+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":236828}