{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T15:17:53.525611+00:00","duration_seconds":4.057164,"id":1533160,"input_summary":"chars=611 node=66296","metadata":{"llm_candidates":[{"callsign":"E7DFJ","confidence":0.78},{"callsign":"KG7C","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=E7DFJ,KG7C","recording_id":154555,"started_at":"2026-07-09T15:17:49.468447+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151925}