get https://api.modoenergy.com/pub/v1/gb/elexon/settlement/disebsp
System price and net imbalance volume (NIV) values per settlement period calculated by Elexon.
| Data source | Elexon |
| Historical Data | 2019-12-31 |
| Update frequency | At the 15th and 45th minute of each hour |
| Granularity | 30 min |
| Subscription type | Free |