{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:46:25.148844+00:00","duration_seconds":1.667591,"id":853872,"input_summary":"chars=801 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB7TVW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7TVW","recording_id":51066,"started_at":"2026-06-27T20:46:23.481253+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":51067}