{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T20:22:01.897327+00:00","duration_seconds":3.79457,"id":546746,"input_summary":"chars=244 node=683211","metadata":{"llm_candidates":[{"callsign":"DK9VWX","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=3 calls=DK9VWX","recording_id":124876,"started_at":"2026-06-26T20:21:58.102757+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":124875}