Try to parse a HTML body and look for the shipping information, usually you need not to call this
unless you wish to use your own HTTP client or backend URL or whatever other wizardry you’re into.
Returns a DHLPackageStatus struct. You should check if it actually has any data with: DHLPackageStatus.items[0].package_not_found.has_some() DHLPackageItem.package_not_found will only be set if no package was found for that tracking code.