{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T12:25:13.519903+00:00","duration_seconds":0.94421,"id":1594625,"input_summary":"chars=959 node=683211","metadata":{"llm_candidates":[{"callsign":"A3KKY","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=A3KKY","recording_id":158654,"started_at":"2026-07-11T12:25:12.575693+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155747}