{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:44:14.965940+00:00","duration_seconds":1.740523,"id":740614,"input_summary":"chars=377 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"WB7J","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,WB7J","recording_id":57951,"started_at":"2026-06-27T15:44:13.225417+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":57952}