{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-18T15:06:20.386742+00:00","duration_seconds":3.41225,"id":2684780,"input_summary":"chars=741 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"WW7PSR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,WW7PSR","recording_id":250681,"started_at":"2026-08-18T15:06:16.974492+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":238045}