{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T07:51:42.819550+00:00","duration_seconds":1.65348,"id":609421,"input_summary":"chars=70 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KX2CW","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,KX2CW","recording_id":73348,"started_at":"2026-06-27T07:51:41.166070+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":73349}