{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T07:51:58.755160+00:00","duration_seconds":0.489826,"id":946378,"input_summary":"chars=358 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7J","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7J","recording_id":37117,"started_at":"2026-06-28T07:51:58.265334+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":37118}