{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T05:48:49.411002+00:00","duration_seconds":2.88689,"id":1458281,"input_summary":"chars=640 node=683211","metadata":{"llm_candidates":[{"callsign":"KW7EVZ","confidence":0.78},{"callsign":"K50NA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=5 calls=KW7EVZ,K50NA","recording_id":149327,"started_at":"2026-07-07T05:48:46.524112+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147253}