curl --request GET \
  --url https://api.gridcertainty.com/v1/pricing_locations \
  --header 'x-api-key: <api-key>'

{
  "items": [
    {
      "gs_entity_id": "<string>",
      "location": "<string>",
      "location_type": "<string>",
      "market_id": "<string>",
      "baa": "<string>",
      "zone": "<string>",
      "zone_type": "<string>",
      "latitude": 123,
      "longitude": 123,
      "pricing_datasets": [
        "<string>"
      ],
      "earliest_seen_utc": "<string>",
      "latest_seen_utc": "<string>",
      "status_threshold_days": 123,
      "status": "<string>"
    }
  ],
  "total_items": 123,
  "facets": {}
}