NSString *uuid = [[[UIDevice currentDevice] identifierForVendor] UUIDString];
EAAccessory *accessory;
NSString *macAddress = [accessory valueForKey: @"macAddress"];
EAWiFiUnconfiguredAccessory *accessory;
NSString *macAddress = accessory.macAddress;
NSString *uuid = [[[UIDevice currentDevice] identifierForVendor] UUIDString];
EAAccessory *accessory;
NSString *macAddress = [accessory valueForKey: @"macAddress"];
EAWiFiUnconfiguredAccessory *accessory;
NSString *macAddress = accessory.macAddress;