title: Error while implementing ApplePay and GPay on React Native app with tipsi-stripe
body: <p>I need to implement ApplePay and GPay on my react native app with tipsi-stripe
  i'm doing it with paymentRequestWithNativePay
  on iPhone, I'm getting an error of Missing merchant identifier though I have added it on Xcode <a href="https://i.stack.imgur.com/z1L5o.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/z1L5o.png" alt="apple pay error screenshot" /></a></p>
  <p>on Android, I'm getting an error of Request failed neither I can add a test card for testing <a href="https://i.stack.imgur.com/kuXpC.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/kuXpC.png" alt="gpay error screenshot" /></a></p>