{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-18T05:36:14.446528+00:00","duration_seconds":1.863727,"id":2675568,"input_summary":"chars=864 node=683211","metadata":{"llm_candidates":[{"callsign":"K7N","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7N","recording_id":249730,"started_at":"2026-08-18T05:36:12.582801+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":237209}