{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T15:48:03.281110+00:00","duration_seconds":0.769479,"id":1534397,"input_summary":"chars=481 node=66296","metadata":{"llm_candidates":[{"callsign":"W7ADM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=W7ADM","recording_id":154652,"started_at":"2026-07-09T15:48:02.511631+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152009}