{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T13:27:15.483163+00:00","duration_seconds":1.810659,"id":1528920,"input_summary":"chars=504 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KV7EV8","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KV7EV8","recording_id":154240,"started_at":"2026-07-09T13:27:13.672504+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151659}