{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T11:30:20.573156+00:00","duration_seconds":1.976595,"id":504517,"input_summary":"chars=122 node=oldsys","metadata":{"llm_candidates":[{"callsign":"PB9NSK","confidence":1.0},{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=PB9NSK,KK7NQN","recording_id":90246,"started_at":"2026-06-26T11:30:18.596561+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":90247}