Method: Create a file.
Source Files: includes/lib/stripe-php/lib/Service/FileService.php
Method: Returns a list of the files that your account has access to. The files are returned sorted by creation date, with the most recently created files appearing first.
Method: Retrieves the details of an existing file object. Supply the unique file ID from a file, and Stripe will return the corresponding file object. To access file contents, see the File Upload Guide.