{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T12:21:26.131201+00:00","duration_seconds":4.585404,"id":664210,"input_summary":"chars=106 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7KQ","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=K7KQ","recording_id":66773,"started_at":"2026-06-27T12:21:21.545797+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":66774}