{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T14:26:41.126746+00:00","duration_seconds":8.196395,"id":1829060,"input_summary":"chars=276 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7LA","confidence":0.78},{"callsign":"K7FMB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7LA,K7FMB","recording_id":174470,"started_at":"2026-07-18T14:26:32.930351+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169832}