{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T07:01:52.956662+00:00","duration_seconds":18.245862,"id":1728890,"input_summary":"chars=511 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KM7BQW","confidence":0.78},{"callsign":"WA7BAM","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=KM7BQW,WA7BAM","recording_id":167450,"started_at":"2026-07-16T07:01:34.710800+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163575}