{"data":[{"dataset":"SYS_WARN","publishTime":"2026-11-09T09:11:00Z","warningType":"ELECTRICITY MARGIN NOTICE","warningText":"From : Power System Manager – NESO Electricity Control Centre\r\\n\r\\nNOTIFICATION CANCELLATION of GB TRANSMISSION SYSTEM WARNING \r\\n\r\\nThe GB Transmission System Warning\r\\n\r\\nELECTRICITY MARGIN NOTICE\r\\n\r\\nissued for the period from  08:00 hrs to 11:00 hrs on\r\\nMonday   09/11/2026 has been cancelled \r\\n\r\\nThe following GB Transmission System Warnings remain in force\r\\nNone\r\\n \r\\n \r\\n\r\\n\r\\nNotification Issued at 09:11 hrs on 09/11/2026\r\\nIssued by PSM NESO Electricity Control Centre\r\\n"}]}