{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T14:49:10.307118+00:00","duration_seconds":1.491658,"id":1598330,"input_summary":"chars=793 node=683211","metadata":{"llm_candidates":[{"callsign":"JT7JLE","confidence":0.78},{"callsign":"KT7JLE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=JT7JLE,KT7JLE","recording_id":158960,"started_at":"2026-07-11T14:49:08.815460+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155986}