{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T17:52:38.944720+00:00","duration_seconds":1.284756,"id":789903,"input_summary":"chars=522 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K9PFD","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K9PFD","recording_id":52333,"started_at":"2026-06-27T17:52:37.659964+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":52334}