{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T01:02:38.715448+00:00","duration_seconds":0.477271,"id":891732,"input_summary":"chars=59 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI6WPK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI6WPK","recording_id":42984,"started_at":"2026-06-28T01:02:38.238177+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":42985}