constituency_groups: 256
This data as json
| id | name | constituency_area_id | constituency_group_set_id |
|---|---|---|---|
| 256 | Hackney North and Stoke Newington | 256 | 3 |
This data as json
| id | name | constituency_area_id | constituency_group_set_id |
|---|---|---|---|
| 256 | Hackney North and Stoke Newington | 256 | 3 |