{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T22:41:46.008228+00:00","duration_seconds":1.548972,"id":558432,"input_summary":"chars=50 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KM4SMD","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KM4SMD","recording_id":78407,"started_at":"2026-06-26T22:41:44.459256+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78408}