{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T19:43:08.262715+00:00","duration_seconds":0.958712,"id":254960,"input_summary":"chars=735 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7I","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7I","recording_id":121956,"started_at":"2026-06-24T19:43:07.304003+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":121955}