{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T11:31:07.349528+00:00","duration_seconds":1.991739,"id":360502,"input_summary":"chars=353 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KN4LBF","confidence":1.0},{"callsign":"KC2BKG","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KN4LBF,KC2BKG","recording_id":97823,"started_at":"2026-06-25T11:31:05.357789+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":97824}