API provider — amazonaws.com:s3
curl \ -H "Authorization: $API_KEY" \ http://s3.us-east-1.amazonaws.com/
curl \
-H "Authorization: $API_KEY" \
http://s3.us-east-1.amazonaws.com/{Bucket}curl \
-H "Authorization: $API_KEY" \
http://s3.us-east-1.amazonaws.com/{Bucket}#acl