{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:26:19.937338+00:00","duration_seconds":2.158548,"id":1789049,"input_summary":"chars=584 node=683210","metadata":{"llm_candidates":[{"callsign":"KC3LMV","confidence":0.78},{"callsign":"KC3LAB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KC3LMV,KC3LAB","recording_id":171682,"started_at":"2026-07-17T12:26:17.778790+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167334}