get https://api.modoenergy.com/pub/v1/gb/national-grid/dx/historic
Details of all units accepted to provide the Low-frequency Dynamic Containment service and historic clearing prices before 16 September 2021. This is prior to the auction moving to EFA block procurement.
| Data source | National Grid |
| Historical Data | 2020-10-02 |
| Update frequency | Daily at 08:00 UTC |
| Granularity | 4 h |
| Subscription type | Free |