curl --request GET \
  --url https://api.example.com/v2/documents/{document-id} \
  --header 'Authorization: Bearer <token>'

{
  "document": {
    "createdAt": "<string>",
    "documentType": "<string>",
    "id": "<string>",
    "ready": true,
    "updatedAt": "<string>",
    "uploadErrorBack": "<string>",
    "uploadErrorFront": "<string>",
    "uploadStatusBack": "<string>",
    "uploadStatusFront": "<string>",
    "uploadURLBack": "<string>",
    "uploadURLFront": "<string>"
  }
}