{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T17:55:16.099154+00:00","duration_seconds":0.559585,"id":1755107,"input_summary":"chars=156 node=683210","metadata":{"llm_candidates":[{"callsign":"WL7LP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WL7LP","recording_id":169427,"started_at":"2026-07-16T17:55:15.539569+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":165317}