{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-24T12:33:00.720109+00:00","duration_seconds":2.719692,"id":2818913,"input_summary":"chars=573 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5MLC","confidence":0.78},{"callsign":"W2PUT","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5MLC,W2PUT","recording_id":265130,"started_at":"2026-08-24T12:32:58.000417+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":251229}