GET
/pictures/preview-background-files/{instance_id}.{extension}
curl \
--request GET 'http://api.example.com/pictures/preview-background-files/a24a6ea4-ce75-4665-a070-57453082c25.hdr' \
--header "Authorization: $API_KEY"
curl \
--request GET 'http://api.example.com/pictures/preview-background-files/a24a6ea4-ce75-4665-a070-57453082c25.hdr' \
--header "Authorization: $API_KEY"