This operation returns the authorization code for the domain. To transfer a domain to another registrar, you provide this value to the new registrar.
See https://www.paws-r-sdk.com/docs/route53domains_retrieve_domain_auth_code/ for full documentation.
route53domains_retrieve_domain_auth_code(DomainName)
[required] The name of the domain that you want to get an authorization code for.