我正在关注此处的文档。https://developer.apple.com/library/content/releasenotes/General/ValidateAppStoreReceipt/Chapters/ValidateRemotely.html我有一份来self的团队的收据数据，我正在尝试验证，他们收到错误代码21002，这是格式错误的JSON。看起来他们在base64数据上附加了额外的参数，所以我尝试删除这些参数并发送:-(void)viewDidLoad{[superviewDidLoad];NSData*receipt;//Senttotheserverbythe