{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T17:58:06.971762+00:00","duration_seconds":0.964674,"id":535328,"input_summary":"chars=686 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KE7KZH","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KE7KZH","recording_id":87614,"started_at":"2026-06-26T17:58:06.007088+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":87615}