{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T09:52:57.355325+00:00","duration_seconds":0.648819,"id":1177165,"input_summary":"chars=92 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K2FXJ","confidence":0.78},{"callsign":"K2FAC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K2FXJ,K2FAC","recording_id":10903,"started_at":"2026-06-29T09:52:56.706506+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":10904}