{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T04:26:13.872164+00:00","duration_seconds":1.185796,"id":1125497,"input_summary":"chars=116 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7NQN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7NQN","recording_id":18087,"started_at":"2026-06-29T04:26:12.686368+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":18088}