{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T14:08:28.203466+00:00","duration_seconds":2.233529,"id":1233497,"input_summary":"chars=295 node=683211","metadata":{"llm_candidates":[{"callsign":"K5YWF","confidence":0.78},{"callsign":"K9DFF","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K5YWF,K9DFF","recording_id":133271,"started_at":"2026-06-30T14:08:25.969937+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":132769}