{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:14:46.923730+00:00","duration_seconds":1.189222,"id":729654,"input_summary":"chars=6 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KW4AG","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KW4AG","recording_id":59124,"started_at":"2026-06-27T15:14:45.734508+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":59125}