{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T09:38:58.491504+00:00","duration_seconds":0.95128,"id":346858,"input_summary":"chars=600 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":101537,"started_at":"2026-06-25T09:38:57.540224+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":101535}