POST
/pictures/thumbnails/projects/{instance_id}.png
curl \
--request POST 'http://api.example.com/pictures/thumbnails/projects/a24a6ea4-ce75-4665-a070-57453082c25.png' \
--header "Authorization: $API_KEY"
curl \
--request POST 'http://api.example.com/pictures/thumbnails/projects/a24a6ea4-ce75-4665-a070-57453082c25.png' \
--header "Authorization: $API_KEY"