{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T11:48:47.534147+00:00","duration_seconds":7.726009,"id":1259481,"input_summary":"chars=592 node=683210","metadata":{"llm_candidates":[{"callsign":"KK4DUK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK4DUK","recording_id":135212,"started_at":"2026-07-01T11:48:39.808138+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134473}