validateReceiptResponse static method
Validates receipt response data
Implementation
static String? validateReceiptResponse(Map<String, dynamic> response) {
if (response['transactionDetails'] == null) {
return 'No transaction details received from server';
}
final transactionDetails = response['transactionDetails'] as Map<String, dynamic>?;
if (transactionDetails == null || transactionDetails.isEmpty) {
return 'Empty transaction details received';
}
return null;
}