post-whitelabel-domains-params

record post-whitelabel-domains-params {
  on-behalf-of: option​<string>,
  automatic-security: option​<bool>,
  custom-dkim-selector: option​<string>,
  custom-spf: option​<bool>,
  default: option​<bool>,
  domain: string,
  ips: option​<list​<string>>,
  subdomain: option​<string>,
  username: option​<string>,
}