{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-16T15:34:22.517564+00:00","duration_seconds":2.858198,"id":2636316,"input_summary":"chars=156 node=683210","metadata":{"llm_candidates":[{"callsign":"KV6LUV","confidence":0.78},{"callsign":"KV6SSN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KV6LUV,KV6SSN","recording_id":245334,"started_at":"2026-08-16T15:34:19.659366+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":233248}