{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:46:44.296672+00:00","duration_seconds":2.467047,"id":853918,"input_summary":"chars=1715 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7DST","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7DST","recording_id":51050,"started_at":"2026-06-27T20:46:41.829625+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":51051}