{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T07:32:50.383567+00:00","duration_seconds":2.152231,"id":1729919,"input_summary":"chars=621 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"W1COL","confidence":0.78},{"callsign":"NT7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W1COL,NT7H","recording_id":167503,"started_at":"2026-07-16T07:32:48.231336+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163628}