{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T20:06:28.420614+00:00","duration_seconds":1.110978,"id":1479221,"input_summary":"chars=68 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7IJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7IJ","recording_id":150837,"started_at":"2026-07-07T20:06:27.309636+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148606}