Update FCM and update APNS endpoints use form data for the body for some reason. Make a new endpoint that uses JSON. [Also get Cloud to upgrade to it.](https://github.com/WalletConnect/cloud-app/blob/1cc63d38eefd420d817812efd1fdf95fed9e8e9e/apps/user-dashboard/src/utils/NextApiUtil.ts#L331)