{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T18:43:23.858211+00:00","duration_seconds":0.570075,"id":1046793,"input_summary":"chars=2610 node=oldsys","metadata":{"llm_candidates":[{"callsign":"AB0MA","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=AB0MA","recording_id":26337,"started_at":"2026-06-28T18:43:23.288136+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":26338}