Obtains permission to access protected user properties.
- iOS 6.0+
- macOS 10.8+
- Mac Catalyst 13.0+
The account type.
A dictionary of options, if options are required by the account type; otherwise,
The handler to call when the request has completed. The handler is called on an arbitrary queue.
Certain account types (such as Facebook) require an options dictionary. This method will throw an
NSInvalid if the options dictionary is not provided for such account types. Conversely, if the account type does not require an options dictionary, the
options parameter must be