{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:02:34.124153+00:00","duration_seconds":2.027368,"id":1085993,"input_summary":"chars=156 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KH7FWB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KH7FWB","recording_id":16442,"started_at":"2026-06-28T23:02:32.096785+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":16443}