{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T07:21:40.663407+00:00","duration_seconds":0.485893,"id":1393148,"input_summary":"chars=92 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"VW3ABN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=VW3ABN","recording_id":144847,"started_at":"2026-07-05T07:21:40.177514+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143170}