{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T22:32:25.123046+00:00","duration_seconds":1.813811,"id":1635464,"input_summary":"chars=64 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N7H","recording_id":161455,"started_at":"2026-07-12T22:32:23.309235+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158272}