{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T03:27:47.517452+00:00","duration_seconds":0.460488,"id":1118617,"input_summary":"chars=115 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7NNN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7NNN","recording_id":18775,"started_at":"2026-06-29T03:27:47.056964+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":18776}