{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T07:50:03.371273+00:00","duration_seconds":1.591425,"id":609231,"input_summary":"chars=430 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K4LBF","confidence":1.0},{"callsign":"V01","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=K4LBF,V01","recording_id":73559,"started_at":"2026-06-27T07:50:01.779848+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":73560}