apple wallet gift card in my asp.net web form

i want to build a project to have my own passbook(apple card) to my website when the user visit my website he can subscribe to my own card and the feature is -user register and add the card to his apple wallet -user receive our notification in ourside we have to check in the page is ios or not check the user has our card or not we can send a push notification by user or all check if the user still subscribe or not also buidling api for https request we need all that in asp.net web form ( not mvc ) here the guid from apple note: there are some standerd method it should be created mentioned in the guid [login to view URL] *lower price will be consider ** the bid you provide is your price