{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T19:30:34.360562+00:00","duration_seconds":0.856191,"id":1758943,"input_summary":"chars=684 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7VXM","confidence":0.78},{"callsign":"WA7BFN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7VXM,WA7BFN","recording_id":169757,"started_at":"2026-07-16T19:30:33.504371+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":165581}