cURL
curl --request GET \ --url https://partner-card.test.public.rockerapi.dev/api/engagements/card/{engagement-id}/invoices/documents/{document-id} \ --header 'Authorization: Basic <encoded-value>'
"<string>"
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
Basic <encoded-value>
<encoded-value>
username:password
The response is of type file.
file