{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T20:54:46.656022+00:00","duration_seconds":1.119803,"id":1578330,"input_summary":"chars=863 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"K3OE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,K3OE","recording_id":157617,"started_at":"2026-07-10T20:54:45.536219+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154755}