curl --request GET \
  --url https://api.voltview.co.uk/v1/sites/stats \
  --header 'Authorization: Bearer <token>'

[
  {
    "siteId": "<string>",
    "siteName": "<string>",
    "totalConsumption": 123,
    "totalCost": 123,
    "totalEmissions": 123,
    "meterCount": 123,
    "period": "<string>"
  }
]