{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T09:17:11.028005+00:00","duration_seconds":1.643039,"id":618948,"input_summary":"chars=105 node=oldsys","metadata":{"llm_candidates":[{"callsign":"VA3EOK","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=VA3EOK,KK7NQN","recording_id":79722,"started_at":"2026-06-27T09:17:09.384966+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":79723}