{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T23:02:57.908201+00:00","duration_seconds":0.533461,"id":1086049,"input_summary":"chars=228 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7KHE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7KHE","recording_id":22384,"started_at":"2026-06-28T23:02:57.374740+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":22385}