{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T21:45:21.508465+00:00","duration_seconds":2.242773,"id":1409992,"input_summary":"chars=91 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"A7DTT","confidence":0.78},{"callsign":"K7C","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=A7DTT,K7C","recording_id":145960,"started_at":"2026-07-05T21:45:19.265692+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144202}