{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T21:00:08.994155+00:00","duration_seconds":2.541091,"id":1378769,"input_summary":"chars=31 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7LET","recording_id":143899,"started_at":"2026-07-04T21:00:06.453064+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142286}