Response to SDLPutFile
Since SmartDeviceLink 2.0
Provides the total local space available in SDL Core for the registered app. If the transfer has systemFile enabled, then the value will be set to 0 automatically.
@property (nonatomic, strong, nullable) NSNumber<SDLInt> *spaceAvailable;
var spaceAvailable: (NSNumber & SDLInt)? { get set }