{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T02:31:02.790465+00:00","duration_seconds":1.991375,"id":578050,"input_summary":"chars=212 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":76577,"started_at":"2026-06-27T02:31:00.799090+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":76578}