{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T20:41:06.493890+00:00","duration_seconds":1.321252,"id":1840453,"input_summary":"chars=397 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WA7ZWD","confidence":0.78},{"callsign":"WA7TV","confidence":0.78},{"callsign":"K7TC","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=WA7ZWD,WA7TV,K7TC","recording_id":175272,"started_at":"2026-07-18T20:41:05.172638+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170553}