{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:14:44.577582+00:00","duration_seconds":3.975676,"id":729637,"input_summary":"chars=3142 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KT7JOE","confidence":1.0},{"callsign":"V4YYL","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=KT7JOE,V4YYL","recording_id":66462,"started_at":"2026-06-27T15:14:40.601906+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":66463}