{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T18:31:19.804075+00:00","duration_seconds":2.180337,"id":1475473,"input_summary":"chars=548 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7HLD","confidence":0.78},{"callsign":"G1DTV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7HLD,G1DTV","recording_id":150562,"started_at":"2026-07-07T18:31:17.623738+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148344}