{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T04:22:55.794652+00:00","duration_seconds":7.333437,"id":1722345,"input_summary":"chars=32 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7LET","recording_id":166980,"started_at":"2026-07-16T04:22:48.461215+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163155}