Changes to Upload from a URL with a single HTTP request:

changed the pattern of the request property mime from ^[a-z0-9]+/[a-z0-9+\-._]+(?:;[^=]+=[^;]+)*$ to ^[a-zA-Z0-9]+/[a-zA-Z0-9+\-._]+(?:;[^=]+=[^;]+)*$

added the new optional request property timeout

the url request property's maxLength was increased from 1024 to 8192

added the required property etag to the response with the 200 status