{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T17:24:08.065776+00:00","duration_seconds":0.62139,"id":1473528,"input_summary":"chars=590 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7HLD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7HLD","recording_id":150451,"started_at":"2026-07-07T17:24:07.444386+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148238}