{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T18:43:26.581626+00:00","duration_seconds":2.246536,"id":1046800,"input_summary":"chars=77 node=683211","metadata":{"llm_candidates":[{"callsign":"VE4ACD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=VE4ACD","recording_id":129191,"started_at":"2026-06-28T18:43:24.335090+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":129029}