{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T17:24:51.202404+00:00","duration_seconds":0.956767,"id":388152,"input_summary":"chars=609 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":123104,"started_at":"2026-06-25T17:24:50.245637+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123103}