I found a way to add rupay card in samsung walletGo to samsung walletGo to bhim upi accountClick the plus signSearch for credit cardYou will get option to add account with rupay cardEnter your card detailsAnd boom it worksNote-currently working ...
Samsung doesn't have international warrantySo in India you're warranty is not applicableHowever in Dubai it is applicable as it doesn't unlock bootloader or trip knox