{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T13:41:17.090451+00:00","duration_seconds":1.040946,"id":1431330,"input_summary":"chars=553 node=683211","metadata":{"llm_candidates":[{"callsign":"N8YQJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N8YQJ","recording_id":147397,"started_at":"2026-07-06T13:41:16.049505+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145558}