{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-19T15:07:44.441443+00:00","duration_seconds":2.754435,"id":2708442,"input_summary":"chars=375 node=683211","metadata":{"llm_candidates":[{"callsign":"AE7MR","confidence":0.78},{"callsign":"K6GR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=AE7MR,K6GR","recording_id":253333,"started_at":"2026-08-19T15:07:41.687008+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":240419}