{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:44:30.730392+00:00","duration_seconds":1.97135,"id":740728,"input_summary":"chars=730 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":1.0},{"callsign":"KI7RMU","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7IJZ,KI7RMU","recording_id":65194,"started_at":"2026-06-27T15:44:28.759042+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":65195}