{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T03:27:34.362821+00:00","duration_seconds":0.632011,"id":910426,"input_summary":"chars=944 node=66296","metadata":{"llm_candidates":[{"callsign":"YV5IZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=YV5IZ","recording_id":128018,"started_at":"2026-06-28T03:27:33.730810+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":127945}