//
    // This method register user to Warply Pay platform. Password must be at least 6 characters. Use register callback to confirm registration success and receive the card_id.
    //
    [WarplyPay registerUser:email name:name password:password deviceID:deviceID successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];

    //
    // This method login user to Warply Pay platform.
    //
    [WarplyPay login:email password:password deviceID:deviceID successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];


    //
    // This method deletes card  from certain user. Use callback to confirm that card has deleted successfully.
    //
    [WarplyPay deleteCardWithCardID:cardID successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];

    //
    // This method register user to Warply Pay platform with card with one call. First create a card object and the pass it on function with other parameters.Password must be at least 6 characters.
    // Use register callback to confirm registration successand receive the card_id.
    //
    [WarplyPay registerUserWithCard:card email:email name:name password:password deviceID:deviceID successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];

    //
    // This method add card to user. First create a card object and pass it on function. Use callback to verify that card added successfully.
    //
    [WarplyPay addCard:card successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];

    //
    // This method retrieves the available products for the specific merchant id on the callback
    //
    [WarplyPay getAvailableProductsWithSuccessBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];

    //
    // This method buys products that is specified. This method works for specific item. First create BasketItem object and then pass it on function with the card_id.
    //
    [WarplyPay buyProduct:item amount:amount cardID:cardID successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];

    //
    // This method buys products that is specified. This method works for array of item. First create BasketItem objects and then pass them in an NSArray on function with the card_id.
    //
    [WarplyPay buyProducts:@[item1, item2] amount:amount cardID:cardID successBlock:^(id contextResponse) {

    } failureBlock:^(NSError *error) {

    }];