{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T11:02:18.203154+00:00","duration_seconds":1.004811,"id":357146,"input_summary":"chars=1238 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7ZEI","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=5 calls=K7ZEI","recording_id":97945,"started_at":"2026-06-25T11:02:17.198343+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":97946}