{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-09T05:33:17.964247+00:00","duration_seconds":2.741116,"id":2476290,"input_summary":"chars=215 node=683211","metadata":{"llm_candidates":[{"callsign":"K7WFB","confidence":0.78},{"callsign":"K7WFD","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7WFB,K7WFD","recording_id":228118,"started_at":"2026-08-09T05:33:15.223131+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":217780}