{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T20:14:16.984987+00:00","duration_seconds":1.713709,"id":402490,"input_summary":"chars=1652 node=oldsys","metadata":{"llm_candidates":[{"callsign":"TE7KZH","confidence":1.0},{"callsign":"U37SA","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=TE7KZH,U37SA","recording_id":94113,"started_at":"2026-06-25T20:14:15.271278+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":94114}