{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T22:36:11.753970+00:00","duration_seconds":0.921868,"id":415668,"input_summary":"chars=29 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":92927,"started_at":"2026-06-25T22:36:10.832102+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":92928}