Get an environment domain

curl --request GET \
  --url {schemes}://api.upsun.com/projects/{projectId}/environments/{environmentId}/domains/{domainId} \
  --header 'Authorization: Bearer <token>'

{
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "type": "<string>",
  "name": "<string>",
  "attributes": {},
  "id": "<string>",
  "project": "<string>",
  "registered_name": "<string>",
  "is_default": true
}